Navigation

  • Skip to Content
NTNU Home NTNU Home

ntnu.edu

  • Studies
    • Master's programmes in English
    • For exchange students
    • PhD opportunities
    • All programmes of study
    • Courses
    • Financing
    • Language requirements
    • Application process
    • Academic calendar
    • FAQ
  • Research and innovation
    • NTNU research
    • Research excellence
    • Strategic research areas
    • Innovation resources
    • PhD opportunities
  • Life and housing
    • Student in Trondheim
    • Student in Gjøvik
    • Student in Ålesund
    • For researchers
    • Life and housing
  • About NTNU
    • Contact us
    • Faculties and departments
    • Libraries
    • International researcher support
    • Vacancies
    • About NTNU
    • Maps
  1. Employees

Språkvelger

Norsk

Siri Ann Nyrnes

Download press photo
Download press photo
Foto:

Siri Ann Nyrnes

Pediatric cardiologist and Associate professor
Department of Circulation and Medical Imaging

siri.a.nyrnes@ntnu.no
+4793062121 +4772874060 AHL-senteret, 344.03.014, Øya, Prinsesse Kristinas gate 3
Ultrasound Research Group
About Publications Teaching Outreach

About

I combine clinical work as consultant in pediatric cardiology at the Department of Pediatrics, St. Olav’s University Hospital, Trondheim, Norway with clinical research in cooperation with the Ultrasound Research Group at NTNU.

Special field: Pediatric Cardiology

Qualifications: MD, Board Certified Specialist in Pediatrics, PhD in Medical Technology

Main research Interest: Pediatric Echocardiography. Advanced Flow Imaging. High Framerate Ultrasound. Cerebral Doppler Monitoring - NeoDoppler. Innovation related to clinical ultrasound.

Publications

  • Chronological
  • By category
  • All publications registered in NVA

2025

  • Sujan, Md Abu Jafar; Skarstad, Hanna Margrethe Storheil; Rosvold, Guro; Fougner, Stine Lyngvi; Follestad, Turid; Nyrnes, Siri Ann. (2025) Neonatal Outcomes Following a Preconception Lifestyle Intervention in People at Risk of Gestational Diabetes: Secondary Findings from the BEFORE THE BEGINNING Randomized Controlled Trial. Nutrients
    Academic article
  • Witsø, Marit Helene Langset; Luo, H; Holm, T; Kristiansen, H M; Frostelid, V C; Aalen, J. (2025) Feasibility of non-invasive echocardiographic estimates of intraventricular pressure differences by blood speckle tracking in adults. European Heart Journal-Cardiovascular Imaging
    Abstract
  • Sørensen, Kristian; Nyrnes, Siri Ann; Fadnes, Solveig; Mertens, Luc. (2025) Enhanced Assessment of Diastolic Function in Children using Blood Speckle Tracking. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doctoral dissertation
  • Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2025) Continuous cerebral Doppler monitoring in infants with congenital heart disease. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doctoral dissertation
  • Sørensen, Kristian; Fadnes, Solveig; Myklebust, Tor Åge; Løvstakken, Lasse; Mertens, Luc; Nyrnes, Siri Ann. (2025) Changes in left ventricular diastolic flow dynamics in the neonatal transition period and beyond. American Journal of Physiology. Heart and Circulatory Physiology
    Academic article
  • Sørensen, Kristian; Fadnes, Solveig; Mawad, Wadi; Henry, Matthew; Flade, Hans-Martin; Østvik, Andreas. (2025) Intraventricular Pressure Difference Estimation based on Blood Speckle Tracking - Invasive Validation and Early Clinical Application. European Heart Journal-Cardiovascular Imaging
    Academic article
  • Solberg, Erik Ekker; Ingul, Charlotte Ingeborg Björk; Edvardsen, Thor; Grimsmo, Jostein; Haugaa, Kristina Ingrid Helena Hermann; Loennechen, Jan Pål. (2025) Målrettet hjertescreening av idrettsutøvere.
    Feature article

2024

  • Kristiansen, Steinar; Storm, Benjamin Stage; Emblem, Åse; Grønli, Renathe Henriksen; Pettersen, Kristin; Hilmo, Jonas Larsen. (2024) Femoral nailing associated with bone marrow emboli in pigs induced a specific increase in blood IL-6 and broad inflammatory responses in the heart and lungs. Frontiers in Immunology
    Academic article
  • Jarmund, Anders Hagen; Kristiansen, Steinar; Leth-Olsen, Martin; Vogt, Ella Christina Stray; Nervik, Ingunn; Torp, Hans. (2024) Perioperativ cerebral emboli-deteksjon med høy-frekvent Doppler-ultralyd. Ultraschall in der Medizin
    Abstract
  • Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2024) Instant Detection of Cerebral Blood Flow Changes in Infants with Congenital Heart Disease during Transcatheter Interventions. Journal of Clinical Medicine
    Academic article
  • Jarmund, Anders Hagen; Kristiansen, Steinar; Leth-Olsen, Martin; Vogt, Ella Christina Stray; Nervik, Ingunn; Torp, Hans. (2024) Perioperative Detection of Cerebral Fat Emboli From Bone Using High-Frequency Doppler Ultrasound. Ultrasound in Medicine and Biology
    Academic article
  • Mawad, Wadi; Nyrnes, Siri Ann. (2024) Right ventricular energetics using blood speckle tracking in pediatric congenital heart disease. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doctoral dissertation
  • Kristiansen, Steinar; Jarmund, Anders Hagen; Hilmo, Jonas Larsen; Mollnes, Tom Eirik; Leth-Olsen, Martin; Nyrnes, Siri Ann. (2024) Femoral Nailing in a Porcine Model Causes Bone Marrow Emboli in the Lungs and Systemic Emboli in the Heart and Brain. JBJS Open Access
    Academic article
  • Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2024) Cerebral blood flow dynamics during cardiac surgery in infants. Pediatric Research
    Academic article
  • Vrålstad, Anders Emil; Fosodeder, Peter; Rindal, Ole Marius Hoel; Deibele, Karin Ulrike; Nyrnes, Siri Ann; Skoura-Torvik, Vibeke. (2024) Coherence Based Sound Speed Aberration Correction -- with clinical validation in fetal ultrasound. arXiv
    Academic article

2023

  • Vik, Sigrid Dannheim; Torp, Hans Garman; Jarmund, Anders Hagen; Kiss, Gabriel Hanssen; Follestad, Turid; Støen, Ragnhild. (2023) Continuous monitoring of cerebral blood flow during general anaesthesia in infants. BJA Open
    Academic article
  • Jarmund, Anders Hagen; Pedersen, Sindre Andre; Torp, Hans Garman; Dudink, Jeroen; Nyrnes, Siri Ann. (2023) A scoping review of cerebral Doppler arterial waveforms in infants. Ultrasound in Medicine and Biology
    Academic literature review
  • Henry, Matthew; Fadnes, Solveig; Løvstakken, Lasse; Mawad, Wadi; Mertens, Luc; Nyrnes, Siri Ann. (2023) Flow Dynamics in Children With Bicuspid Aortic Valve: A Blood Speckle Tracking Study. Ultrasound in Medicine and Biology
    Academic article
  • Strand, Kristin Melheim; Torp, Hans Garman; Husby, Anne Engtrø; Salvesen, Kjell Åsmund Blix; Nyrnes, Siri Ann. (2023) Continuous fetal cerebral blood flow monitoring during labor: A feasibility study. Early Human Development
    Academic article
  • Sørensen, Kristian; Fadnes, Solveig; Mertens, Luc; Henry, Matthew; Segers, Patrick; Løvstakken, Lasse. (2023) Assessment of Early Diastolic Intraventricular Pressure Difference in Children by Blood Speckle-Tracking Echocardiography. Journal of the American Society of Echocardiography
    Academic article
  • Sujan, Md Abu Jafar; Skarstad, Hanna Margrethe Storheil; Rosvold, Guro; Fougner, Stine Lyngvi; Nyrnes, Siri Ann; Iversen, Ann-Charlotte. (2023) Randomised controlled trial of preconception lifestyle intervention on maternal and offspring health in people with increased risk of gestational diabetes: study protocol for the BEFORE THE BEGINNING trial. BMJ Open
    Academic article
  • Nyrnes, Siri Ann. (2023) Ultrarask ultralyd i barnekardiologien. Paidos: Tidsskrift for Norsk barnelegeforening
    Popular scientific article

2022

  • Mawad, Wadi; Fadnes, Solveig; Løvstakken, Lasse; Henry, Matthew; Mertens, Luc; Nyrnes, Siri Ann. (2022) Pulmonary Hypertension in Children is associated with Abnormal Flow patterns in the Main Pulmonary Artery as demonstrated by Blood Speckle Tracking. CJC Pediatric and Congenital Heart Disease
    Academic article
  • Ødegård, Siv Steinsmo; Torp, Hans; Follestad, Turid; Leth-Olsen, Martin; Støen, Ragnhild; Nyrnes, Siri Ann. (2022) Low frequency cerebral arterial and venous flow oscillations in healthy neonates measured by NeoDoppler. Frontiers in Pediatrics
    Academic article
  • Leth-Olsen, Martin; Torp, Hans; Berner, Guro Grindheim; Døhlen, Gaute; Nyrnes, Siri Ann. (2022) NeoDoppler - Continous cerebral blood flow monitoring during cardiac surgery and interventions in children with congenital heart disease. Cardiology in the Young
    Abstract
  • Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2022) Detection of Cerebral High-Intensity Transient Signals by NeoDoppler during Cardiac Catheterization and Cardiac Surgery in Infants. Ultrasound in Medicine and Biology
    Academic article

2021

  • Jarmund, Anders Hagen; Ødegård, Siv Steinsmo; Torp, Hans; Nyrnes, Siri Ann. (2021) Effects of tilt on cerebral hemodynamics measured by NeoDoppler in healthy neonates. Pediatric Research
    Academic article
  • Henry, Matthew; Fadnes, Solveig; Løvstakken, Lasse; Mawad, Wadi; Mertens, Luc; Nyrnes, Siri Ann. (2021) Bicuspid aortic valve flow dynamics using blood speckle tracking in children. European Heart Journal-Cardiovascular Imaging
    Abstract
  • Jarmund, Anders Hagen; Ødegård, Siv Steinsmo; Torp, Hans; Nyrnes, Siri Ann. (2021) Hjernens hemodynamiske respons ved stillingsendring hos friske nyfødte målt med NeoDoppler. Ultraschall in der Medizin
    Academic article
  • Sørensen, Kristian; Fadnes, Solveig; Salvesen, Øyvind; Mertens, Luc; Løvstakken, Lasse; Nyrnes, Siri Ann. (2021) Assessment of Regional Early Diastolic Intraventricular Pressure Gradients by Blood Speckle Tracking in Children. Journal of the American Society of Echocardiography
    Abstract
  • Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2021) Monitoring of cerebral high intensity transient signals during catheter interventions and surgery for congenital heart disease in infants using NeoDoppler. European Heart Journal-Cardiovascular Imaging
    Abstract
  • Leth-Olsen, Martin; Drivenes, Øystein; Williams, Wendy; Nyrnes, Siri Ann. (2021) Spontaneous intracardiac contrast in a case with intestinal pneumatosis. BMJ Case Reports
    Academic article
  • Mawad, Wadi; Løvstakken, Lasse; Fadnes, Solveig; Grønli, Thomas; Segers, Patrick; Mertens, Luc. (2021) Right Ventricular Flow Dynamics in Dilated Right Ventricles: Energy Loss Estimation Based on Blood Speckle Tracking Echocardiography-A Pilot Study in Children. Ultrasound in Medicine and Biology
    Academic article

2020

  • Sørensen, Kristian; Fadnes, Solveig; Wigen, Morten Smedsrud; Salvesen, Øyvind; Mertens, Luc; Løvstakken, Lasse. (2020) Assessment of Diastolic Intraventricular Pressure Gradients in Children by Blood Speckle Tracking. A Feasibility Study. Journal of the American Society of Echocardiography
    Abstract
  • Fadnes, Solveig; Sørensen, Kristian; Nyrnes, Siri Ann; Wigen, Morten Smedsrud; Løvstakken, Lasse. (2020) Intraventricular Pressure Gradients - Vector Flow Imaging versus Color M-Mode. Proceedings - IEEE Ultrasonics Symposium
    Academic article
  • Mawad, Wadi; Fadnes, Solveig; Grønli, Thomas; Løvstakken, Lasse; Mertens, Luc; Nyrnes, Siri Ann. (2020) Children with Pulmonary Hypertension Have Abnormal Flow patterns in the Main Pulmonary Artery as Shown By High Frame Rate Ultrasound Imaging. Journal of the American Society of Echocardiography
    Abstract
  • Nyrnes, Siri Ann; Fadnes, Solveig; Wigen, Morten Smedsrud; Mertens, Luc; Løvstakken, Lasse. (2020) Blood Speckle-Tracking Based on High–Frame Rate Ultrasound Imaging in Pediatric Cardiology. Journal of the American Society of Echocardiography
    Academic article

2019

  • Vik, Sigrid Dannheim; Torp, Hans; Follestad, Turid; Støen, Ragnhild; Nyrnes, Siri Ann. (2019) NeoDoppler: New ultrasound technology for continous cerebral circulation monitoring in neonates. Pediatric Research
    Academic article
  • Ødegård, Siv Steinsmo; Kahrs, Birgitte Heiberg; Lang, Astri Maria; Nyrnes, Siri Ann. (2019) Live born recipient of twin-twin transfusion syndrome with anomalous mitral arcade. BMJ Case Reports
    Academic article

2018

  • Nyrnes, Siri Ann; Garnæs, Kirsti Krohn; Salvesen, Øyvind; Timilsina, Anita Sharma; Moholdt, Trine; Ingul, Charlotte Bjørk. (2018) Cardiac function in newborns of obese women and the effect of exercise during pregnancy. A randomized controlled trial. PLOS ONE
    Academic article
  • Nyrnes, Siri Ann; Skarrud, Erik. (2018) Det forskes for lite på barn.
    Feature article

2017

  • Fadnes, Solveig; Tegnander, Eva; Nyrnes, Siri Ann; Løvstakken, Lasse. (2017) Vector Flow Imaging of Fetal Circulation using Diverging Waves. Proceedings - IEEE Ultrasonics Symposium
    Abstract
  • Ingul, Charlotte Bjørk; Garnæs, Kirsti Krohn; Moholdt, Trine; Nyrnes, Siri Ann. (2017) Cardiac function in newborns of obese women and the effect of an exercise intervention. European Heart Journal, Supplement
    Abstract
  • Fadnes, Solveig; Wigen, Morten Smedsrud; Nyrnes, Siri Ann; Løvstakken, Lasse. (2017) In vivo intracardiac vector flow imaging using phased array transducers for pediatric cardiology. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
    Academic article
  • Garnæs, Kirsti Krohn; Nyrnes, Siri Ann; Salvesen, Kjell Å; Salvesen, Øyvind; Mørkved, Siv; Moholdt, Trine. (2017) Effect of supervised exercise training during pregnancy on neonatal and maternal outcomes among overweight and obese women. Secondary analyses of the ETIP trial: A randomised controlled trial. PLOS ONE
    Academic article
  • Mawad, Wadi; Løvstakken, Lasse; Fadnes, Solveig; Mertens, Luc; Nyrnes, Siri Ann. (2017) Right ventricular flow dynamics in dilated right ventricles. Energy loss estimation based on blood speckle tracking echocardiography in children. Journal of the American Society of Echocardiography
    Abstract
  • Mawad, Wadi; Nyrnes, Siri Ann. (2017) Blood flow secrets in small hearts. NTNU Medisin og Helse Fagblogg
    Popular scientific article

2016

  • Fadnes, Solveig; Nyrnes, Siri Ann; Wigen, Morten Smedsrud; Tegnander, Eva; Løvstakken, Lasse. (2016) Detailed flow visualization in fetal and neonatal hearts using 2-D speckle tracking. Proceedings - IEEE Ultrasonics Symposium
    Academic article
  • Grønli, Thomas; Smistad, Erik; Nyrnes, Siri Ann; Gomez, Alberto; Løvstakken, Lasse. (2016) Reconstruction of In Vivo Flow Velocity Fields Based On a Rapid Ultrasound Image Segmentation and B-spline Regularization Framework. Proceedings - IEEE Ultrasonics Symposium
    Academic article
  • Høgenes, Jakob; Wigen, Morten Smedsrud; Nyrnes, Siri Ann; Segers, P.; Swillens, Abigail; Løvstakken, Lasse. (2016) Model-based estimation of intra-cardiac blood flow velocities using an unscented Kalman filter. Proceedings - IEEE Ultrasonics Symposium
    Academic article

2015

  • Fadnes, Solveig; Ekroll, Ingvild Kinn; Nyrnes, Siri Ann; Torp, Hans; Løvstakken, Lasse. (2015) Robust angle-independent blood velocity estimation based on dual-angle plane wave imaging. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
    Academic article
  • Aker, Karoline; Brantberg, Anne; Nyrnes, Siri Ann. (2015) Prenatal constriction of the ductus arteriosus following maternal diclofenac medication in the third trimester. BMJ Case Reports
    Academic article
  • Nyrnes, Siri Ann; Løvstakken, Lasse. (2015) Flow speckle tracking provides new information of complex blood flow in congenital heart disease. Cardiology in the Young
    Abstract

2014

  • Fadnes, Solveig; Nyrnes, Siri Ann; Torp, Hans; Løvstakken, Lasse. (2014) Shunt flow evaluation in congenital heart disease based on two-dimensional speckle tracking. Ultrasound in Medicine and Biology
    Academic article
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2014) New ultrasound flow modalities for evaluation of congenital heart defects. Norges teknisk-naturvitenskapelige universitet Doktoravhandlinger ved NTNU, 1503-8181 (2014:275)
    Doctoral dissertation
  • Angelelli, Paolo; Snare, Sten Roar; Nyrnes, Siri Ann; Bruckner, Stefan; Hauser, Helwig; Løvstakken, Lasse. (2014) Live ultrasound-based particle visualization of blood flow in the heart. Spring conference on Computer graphics
    Academic article
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Døhlen, Gaute; Skogvoll, Eirik; Torp, Hans; Skjærpe, Terje. (2014) Blood Flow Imaging in Transesophageal Echocardiography during Atrial Septal Defect Closure: A Comparison with the Current References. Echocardiography
    Academic article
  • Fadnes, Solveig; Ekroll, Ingvild Kinn; Nyrnes, Siri Ann; Torp, Hans; Løvstakken, Lasse. (2014) Robust angle-independent blood velocity estimation based on multi-angle speckle tracking and vector Doppler. IEEE International Ultrasonics Symposium Proceedings
    Academic article

2013

  • Nyrnes, Siri Ann; Løvstakken, Lasse; Døhlen, Gaute; Skogvoll, Eirik; Torp, Hans; Skjærpe, Terje. (2013) Transesophageal echocardiography with Blood Flow Imaging during Atrial Septal defect closure: A comparison with the current references. Cardiology in the Young
    Abstract

2012

  • Nyrnes, Siri Ann; Løvstakken, Lasse. (2012) Raskere og sikrere diagnose. Hjertebarnet
    Article in business/trade/industry journal
  • Løvstakken, Lasse; Nyrnes, Siri Ann; Haugen, Bjørn Olav; Torp, Hans. (2012) Angle-independent quantification of complex flow patterns in congenital heart disease. IEEE International Ultrasonics Symposium Proceedings
    Academic article
  • Fadnes, Solveig; Nyrnes, Siri Ann; Swillens, Abigail; Torp, Hans; Løvstakken, Lasse. (2012) Shunt quantification in congenital heart disease based on two-dimensional speckle tracking. Proceedings - IEEE Ultrasonics Symposium
    Academic article

2011

  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2011) Change in left ventricular vortex flow before and after surgery for coarctation of the aorta in an infant shown with plane wave imaging and flow speckle tracking. Cardiology in the Young
    Abstract
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2011) Flow speckle tracking for detailed visualization of flow patterns in neonates with congenital heart defects. European Heart Journal-Cardiovascular Imaging
    Abstract

2010

  • Nyrnes, Siri Ann; Løvstakken, Lasse; Skogvoll, Eirik; Torp, Hans; Haugen, Bjørn Olav. (2010) Does a new ultrasound flow modality improve visualization of neonatal pulmonary veins?. Hjerteforum
    Abstract
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Skogvoll, Eirik; Torp, Hans; Haugen, Bjørn Olav. (2010) Does a new ultrasound flow modality improve visualization of neonatal pulmonary veins?. Echocardiography
    Academic article

2009

  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans. (2009) Plane wave imaging for high frame rate flow visualisation in neonates with congenital heart disease. European Heart Journal-Cardiovascular Imaging
    Abstract

2008

  • Nyrnes, Siri Ann; Løvstakken, Lasse. (2008) Ny ultralydmetode gir bedre blodstrømsbilder. Dagens medisin
    Article in business/trade/industry journal
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2008) The coronary arteries visualised by a new ultrasound flow modality. European Heart Journal-Cardiovascular Imaging
    Abstract

2007

  • Nyrnes, Siri Ann; Holmstrøm, Henrik Alf B. (2007) Akutte komplikasjoner ved univentrikulære tilstander.
    Academic chapter/article/Conference paper
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2007) A new ultrasound modality to visualise atrial septal defect flow in children. European Heart Journal-Cardiovascular Imaging
    Abstract
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2007) Blood Flow Imaging - A New Angle-Independent Ultrasound Modality for the Visualization of Flow in Atrial Septal Defects in Children. Echocardiography
    Academic article

2003

  • Nyrnes, Siri Ann; Rygg, Marite. (2003) PULMONARY HEMORRHAGE IN JUVENILE SJOGREN/SLE OVERLAP SYNDROME. Clinical and Experimental Rheumatology
    Abstract

Journal publications

  • Sujan, Md Abu Jafar; Skarstad, Hanna Margrethe Storheil; Rosvold, Guro; Fougner, Stine Lyngvi; Follestad, Turid; Nyrnes, Siri Ann. (2025) Neonatal Outcomes Following a Preconception Lifestyle Intervention in People at Risk of Gestational Diabetes: Secondary Findings from the BEFORE THE BEGINNING Randomized Controlled Trial. Nutrients
    Academic article
  • Witsø, Marit Helene Langset; Luo, H; Holm, T; Kristiansen, H M; Frostelid, V C; Aalen, J. (2025) Feasibility of non-invasive echocardiographic estimates of intraventricular pressure differences by blood speckle tracking in adults. European Heart Journal-Cardiovascular Imaging
    Abstract
  • Sørensen, Kristian; Fadnes, Solveig; Myklebust, Tor Åge; Løvstakken, Lasse; Mertens, Luc; Nyrnes, Siri Ann. (2025) Changes in left ventricular diastolic flow dynamics in the neonatal transition period and beyond. American Journal of Physiology. Heart and Circulatory Physiology
    Academic article
  • Sørensen, Kristian; Fadnes, Solveig; Mawad, Wadi; Henry, Matthew; Flade, Hans-Martin; Østvik, Andreas. (2025) Intraventricular Pressure Difference Estimation based on Blood Speckle Tracking - Invasive Validation and Early Clinical Application. European Heart Journal-Cardiovascular Imaging
    Academic article
  • Solberg, Erik Ekker; Ingul, Charlotte Ingeborg Björk; Edvardsen, Thor; Grimsmo, Jostein; Haugaa, Kristina Ingrid Helena Hermann; Loennechen, Jan Pål. (2025) Målrettet hjertescreening av idrettsutøvere.
    Feature article
  • Kristiansen, Steinar; Storm, Benjamin Stage; Emblem, Åse; Grønli, Renathe Henriksen; Pettersen, Kristin; Hilmo, Jonas Larsen. (2024) Femoral nailing associated with bone marrow emboli in pigs induced a specific increase in blood IL-6 and broad inflammatory responses in the heart and lungs. Frontiers in Immunology
    Academic article
  • Jarmund, Anders Hagen; Kristiansen, Steinar; Leth-Olsen, Martin; Vogt, Ella Christina Stray; Nervik, Ingunn; Torp, Hans. (2024) Perioperativ cerebral emboli-deteksjon med høy-frekvent Doppler-ultralyd. Ultraschall in der Medizin
    Abstract
  • Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2024) Instant Detection of Cerebral Blood Flow Changes in Infants with Congenital Heart Disease during Transcatheter Interventions. Journal of Clinical Medicine
    Academic article
  • Jarmund, Anders Hagen; Kristiansen, Steinar; Leth-Olsen, Martin; Vogt, Ella Christina Stray; Nervik, Ingunn; Torp, Hans. (2024) Perioperative Detection of Cerebral Fat Emboli From Bone Using High-Frequency Doppler Ultrasound. Ultrasound in Medicine and Biology
    Academic article
  • Kristiansen, Steinar; Jarmund, Anders Hagen; Hilmo, Jonas Larsen; Mollnes, Tom Eirik; Leth-Olsen, Martin; Nyrnes, Siri Ann. (2024) Femoral Nailing in a Porcine Model Causes Bone Marrow Emboli in the Lungs and Systemic Emboli in the Heart and Brain. JBJS Open Access
    Academic article
  • Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2024) Cerebral blood flow dynamics during cardiac surgery in infants. Pediatric Research
    Academic article
  • Vrålstad, Anders Emil; Fosodeder, Peter; Rindal, Ole Marius Hoel; Deibele, Karin Ulrike; Nyrnes, Siri Ann; Skoura-Torvik, Vibeke. (2024) Coherence Based Sound Speed Aberration Correction -- with clinical validation in fetal ultrasound. arXiv
    Academic article
  • Vik, Sigrid Dannheim; Torp, Hans Garman; Jarmund, Anders Hagen; Kiss, Gabriel Hanssen; Follestad, Turid; Støen, Ragnhild. (2023) Continuous monitoring of cerebral blood flow during general anaesthesia in infants. BJA Open
    Academic article
  • Jarmund, Anders Hagen; Pedersen, Sindre Andre; Torp, Hans Garman; Dudink, Jeroen; Nyrnes, Siri Ann. (2023) A scoping review of cerebral Doppler arterial waveforms in infants. Ultrasound in Medicine and Biology
    Academic literature review
  • Henry, Matthew; Fadnes, Solveig; Løvstakken, Lasse; Mawad, Wadi; Mertens, Luc; Nyrnes, Siri Ann. (2023) Flow Dynamics in Children With Bicuspid Aortic Valve: A Blood Speckle Tracking Study. Ultrasound in Medicine and Biology
    Academic article
  • Strand, Kristin Melheim; Torp, Hans Garman; Husby, Anne Engtrø; Salvesen, Kjell Åsmund Blix; Nyrnes, Siri Ann. (2023) Continuous fetal cerebral blood flow monitoring during labor: A feasibility study. Early Human Development
    Academic article
  • Sørensen, Kristian; Fadnes, Solveig; Mertens, Luc; Henry, Matthew; Segers, Patrick; Løvstakken, Lasse. (2023) Assessment of Early Diastolic Intraventricular Pressure Difference in Children by Blood Speckle-Tracking Echocardiography. Journal of the American Society of Echocardiography
    Academic article
  • Sujan, Md Abu Jafar; Skarstad, Hanna Margrethe Storheil; Rosvold, Guro; Fougner, Stine Lyngvi; Nyrnes, Siri Ann; Iversen, Ann-Charlotte. (2023) Randomised controlled trial of preconception lifestyle intervention on maternal and offspring health in people with increased risk of gestational diabetes: study protocol for the BEFORE THE BEGINNING trial. BMJ Open
    Academic article
  • Nyrnes, Siri Ann. (2023) Ultrarask ultralyd i barnekardiologien. Paidos: Tidsskrift for Norsk barnelegeforening
    Popular scientific article
  • Mawad, Wadi; Fadnes, Solveig; Løvstakken, Lasse; Henry, Matthew; Mertens, Luc; Nyrnes, Siri Ann. (2022) Pulmonary Hypertension in Children is associated with Abnormal Flow patterns in the Main Pulmonary Artery as demonstrated by Blood Speckle Tracking. CJC Pediatric and Congenital Heart Disease
    Academic article
  • Ødegård, Siv Steinsmo; Torp, Hans; Follestad, Turid; Leth-Olsen, Martin; Støen, Ragnhild; Nyrnes, Siri Ann. (2022) Low frequency cerebral arterial and venous flow oscillations in healthy neonates measured by NeoDoppler. Frontiers in Pediatrics
    Academic article
  • Leth-Olsen, Martin; Torp, Hans; Berner, Guro Grindheim; Døhlen, Gaute; Nyrnes, Siri Ann. (2022) NeoDoppler - Continous cerebral blood flow monitoring during cardiac surgery and interventions in children with congenital heart disease. Cardiology in the Young
    Abstract
  • Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2022) Detection of Cerebral High-Intensity Transient Signals by NeoDoppler during Cardiac Catheterization and Cardiac Surgery in Infants. Ultrasound in Medicine and Biology
    Academic article
  • Jarmund, Anders Hagen; Ødegård, Siv Steinsmo; Torp, Hans; Nyrnes, Siri Ann. (2021) Effects of tilt on cerebral hemodynamics measured by NeoDoppler in healthy neonates. Pediatric Research
    Academic article
  • Henry, Matthew; Fadnes, Solveig; Løvstakken, Lasse; Mawad, Wadi; Mertens, Luc; Nyrnes, Siri Ann. (2021) Bicuspid aortic valve flow dynamics using blood speckle tracking in children. European Heart Journal-Cardiovascular Imaging
    Abstract
  • Jarmund, Anders Hagen; Ødegård, Siv Steinsmo; Torp, Hans; Nyrnes, Siri Ann. (2021) Hjernens hemodynamiske respons ved stillingsendring hos friske nyfødte målt med NeoDoppler. Ultraschall in der Medizin
    Academic article
  • Sørensen, Kristian; Fadnes, Solveig; Salvesen, Øyvind; Mertens, Luc; Løvstakken, Lasse; Nyrnes, Siri Ann. (2021) Assessment of Regional Early Diastolic Intraventricular Pressure Gradients by Blood Speckle Tracking in Children. Journal of the American Society of Echocardiography
    Abstract
  • Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2021) Monitoring of cerebral high intensity transient signals during catheter interventions and surgery for congenital heart disease in infants using NeoDoppler. European Heart Journal-Cardiovascular Imaging
    Abstract
  • Leth-Olsen, Martin; Drivenes, Øystein; Williams, Wendy; Nyrnes, Siri Ann. (2021) Spontaneous intracardiac contrast in a case with intestinal pneumatosis. BMJ Case Reports
    Academic article
  • Mawad, Wadi; Løvstakken, Lasse; Fadnes, Solveig; Grønli, Thomas; Segers, Patrick; Mertens, Luc. (2021) Right Ventricular Flow Dynamics in Dilated Right Ventricles: Energy Loss Estimation Based on Blood Speckle Tracking Echocardiography-A Pilot Study in Children. Ultrasound in Medicine and Biology
    Academic article
  • Sørensen, Kristian; Fadnes, Solveig; Wigen, Morten Smedsrud; Salvesen, Øyvind; Mertens, Luc; Løvstakken, Lasse. (2020) Assessment of Diastolic Intraventricular Pressure Gradients in Children by Blood Speckle Tracking. A Feasibility Study. Journal of the American Society of Echocardiography
    Abstract
  • Fadnes, Solveig; Sørensen, Kristian; Nyrnes, Siri Ann; Wigen, Morten Smedsrud; Løvstakken, Lasse. (2020) Intraventricular Pressure Gradients - Vector Flow Imaging versus Color M-Mode. Proceedings - IEEE Ultrasonics Symposium
    Academic article
  • Mawad, Wadi; Fadnes, Solveig; Grønli, Thomas; Løvstakken, Lasse; Mertens, Luc; Nyrnes, Siri Ann. (2020) Children with Pulmonary Hypertension Have Abnormal Flow patterns in the Main Pulmonary Artery as Shown By High Frame Rate Ultrasound Imaging. Journal of the American Society of Echocardiography
    Abstract
  • Nyrnes, Siri Ann; Fadnes, Solveig; Wigen, Morten Smedsrud; Mertens, Luc; Løvstakken, Lasse. (2020) Blood Speckle-Tracking Based on High–Frame Rate Ultrasound Imaging in Pediatric Cardiology. Journal of the American Society of Echocardiography
    Academic article
  • Vik, Sigrid Dannheim; Torp, Hans; Follestad, Turid; Støen, Ragnhild; Nyrnes, Siri Ann. (2019) NeoDoppler: New ultrasound technology for continous cerebral circulation monitoring in neonates. Pediatric Research
    Academic article
  • Ødegård, Siv Steinsmo; Kahrs, Birgitte Heiberg; Lang, Astri Maria; Nyrnes, Siri Ann. (2019) Live born recipient of twin-twin transfusion syndrome with anomalous mitral arcade. BMJ Case Reports
    Academic article
  • Nyrnes, Siri Ann; Garnæs, Kirsti Krohn; Salvesen, Øyvind; Timilsina, Anita Sharma; Moholdt, Trine; Ingul, Charlotte Bjørk. (2018) Cardiac function in newborns of obese women and the effect of exercise during pregnancy. A randomized controlled trial. PLOS ONE
    Academic article
  • Nyrnes, Siri Ann; Skarrud, Erik. (2018) Det forskes for lite på barn.
    Feature article
  • Fadnes, Solveig; Tegnander, Eva; Nyrnes, Siri Ann; Løvstakken, Lasse. (2017) Vector Flow Imaging of Fetal Circulation using Diverging Waves. Proceedings - IEEE Ultrasonics Symposium
    Abstract
  • Ingul, Charlotte Bjørk; Garnæs, Kirsti Krohn; Moholdt, Trine; Nyrnes, Siri Ann. (2017) Cardiac function in newborns of obese women and the effect of an exercise intervention. European Heart Journal, Supplement
    Abstract
  • Fadnes, Solveig; Wigen, Morten Smedsrud; Nyrnes, Siri Ann; Løvstakken, Lasse. (2017) In vivo intracardiac vector flow imaging using phased array transducers for pediatric cardiology. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
    Academic article
  • Garnæs, Kirsti Krohn; Nyrnes, Siri Ann; Salvesen, Kjell Å; Salvesen, Øyvind; Mørkved, Siv; Moholdt, Trine. (2017) Effect of supervised exercise training during pregnancy on neonatal and maternal outcomes among overweight and obese women. Secondary analyses of the ETIP trial: A randomised controlled trial. PLOS ONE
    Academic article
  • Mawad, Wadi; Løvstakken, Lasse; Fadnes, Solveig; Mertens, Luc; Nyrnes, Siri Ann. (2017) Right ventricular flow dynamics in dilated right ventricles. Energy loss estimation based on blood speckle tracking echocardiography in children. Journal of the American Society of Echocardiography
    Abstract
  • Mawad, Wadi; Nyrnes, Siri Ann. (2017) Blood flow secrets in small hearts. NTNU Medisin og Helse Fagblogg
    Popular scientific article
  • Fadnes, Solveig; Nyrnes, Siri Ann; Wigen, Morten Smedsrud; Tegnander, Eva; Løvstakken, Lasse. (2016) Detailed flow visualization in fetal and neonatal hearts using 2-D speckle tracking. Proceedings - IEEE Ultrasonics Symposium
    Academic article
  • Grønli, Thomas; Smistad, Erik; Nyrnes, Siri Ann; Gomez, Alberto; Løvstakken, Lasse. (2016) Reconstruction of In Vivo Flow Velocity Fields Based On a Rapid Ultrasound Image Segmentation and B-spline Regularization Framework. Proceedings - IEEE Ultrasonics Symposium
    Academic article
  • Høgenes, Jakob; Wigen, Morten Smedsrud; Nyrnes, Siri Ann; Segers, P.; Swillens, Abigail; Løvstakken, Lasse. (2016) Model-based estimation of intra-cardiac blood flow velocities using an unscented Kalman filter. Proceedings - IEEE Ultrasonics Symposium
    Academic article
  • Fadnes, Solveig; Ekroll, Ingvild Kinn; Nyrnes, Siri Ann; Torp, Hans; Løvstakken, Lasse. (2015) Robust angle-independent blood velocity estimation based on dual-angle plane wave imaging. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
    Academic article
  • Aker, Karoline; Brantberg, Anne; Nyrnes, Siri Ann. (2015) Prenatal constriction of the ductus arteriosus following maternal diclofenac medication in the third trimester. BMJ Case Reports
    Academic article
  • Nyrnes, Siri Ann; Løvstakken, Lasse. (2015) Flow speckle tracking provides new information of complex blood flow in congenital heart disease. Cardiology in the Young
    Abstract
  • Fadnes, Solveig; Nyrnes, Siri Ann; Torp, Hans; Løvstakken, Lasse. (2014) Shunt flow evaluation in congenital heart disease based on two-dimensional speckle tracking. Ultrasound in Medicine and Biology
    Academic article
  • Angelelli, Paolo; Snare, Sten Roar; Nyrnes, Siri Ann; Bruckner, Stefan; Hauser, Helwig; Løvstakken, Lasse. (2014) Live ultrasound-based particle visualization of blood flow in the heart. Spring conference on Computer graphics
    Academic article
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Døhlen, Gaute; Skogvoll, Eirik; Torp, Hans; Skjærpe, Terje. (2014) Blood Flow Imaging in Transesophageal Echocardiography during Atrial Septal Defect Closure: A Comparison with the Current References. Echocardiography
    Academic article
  • Fadnes, Solveig; Ekroll, Ingvild Kinn; Nyrnes, Siri Ann; Torp, Hans; Løvstakken, Lasse. (2014) Robust angle-independent blood velocity estimation based on multi-angle speckle tracking and vector Doppler. IEEE International Ultrasonics Symposium Proceedings
    Academic article
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Døhlen, Gaute; Skogvoll, Eirik; Torp, Hans; Skjærpe, Terje. (2013) Transesophageal echocardiography with Blood Flow Imaging during Atrial Septal defect closure: A comparison with the current references. Cardiology in the Young
    Abstract
  • Nyrnes, Siri Ann; Løvstakken, Lasse. (2012) Raskere og sikrere diagnose. Hjertebarnet
    Article in business/trade/industry journal
  • Løvstakken, Lasse; Nyrnes, Siri Ann; Haugen, Bjørn Olav; Torp, Hans. (2012) Angle-independent quantification of complex flow patterns in congenital heart disease. IEEE International Ultrasonics Symposium Proceedings
    Academic article
  • Fadnes, Solveig; Nyrnes, Siri Ann; Swillens, Abigail; Torp, Hans; Løvstakken, Lasse. (2012) Shunt quantification in congenital heart disease based on two-dimensional speckle tracking. Proceedings - IEEE Ultrasonics Symposium
    Academic article
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2011) Change in left ventricular vortex flow before and after surgery for coarctation of the aorta in an infant shown with plane wave imaging and flow speckle tracking. Cardiology in the Young
    Abstract
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2011) Flow speckle tracking for detailed visualization of flow patterns in neonates with congenital heart defects. European Heart Journal-Cardiovascular Imaging
    Abstract
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Skogvoll, Eirik; Torp, Hans; Haugen, Bjørn Olav. (2010) Does a new ultrasound flow modality improve visualization of neonatal pulmonary veins?. Hjerteforum
    Abstract
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Skogvoll, Eirik; Torp, Hans; Haugen, Bjørn Olav. (2010) Does a new ultrasound flow modality improve visualization of neonatal pulmonary veins?. Echocardiography
    Academic article
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans. (2009) Plane wave imaging for high frame rate flow visualisation in neonates with congenital heart disease. European Heart Journal-Cardiovascular Imaging
    Abstract
  • Nyrnes, Siri Ann; Løvstakken, Lasse. (2008) Ny ultralydmetode gir bedre blodstrømsbilder. Dagens medisin
    Article in business/trade/industry journal
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2008) The coronary arteries visualised by a new ultrasound flow modality. European Heart Journal-Cardiovascular Imaging
    Abstract
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2007) A new ultrasound modality to visualise atrial septal defect flow in children. European Heart Journal-Cardiovascular Imaging
    Abstract
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2007) Blood Flow Imaging - A New Angle-Independent Ultrasound Modality for the Visualization of Flow in Atrial Septal Defects in Children. Echocardiography
    Academic article
  • Nyrnes, Siri Ann; Rygg, Marite. (2003) PULMONARY HEMORRHAGE IN JUVENILE SJOGREN/SLE OVERLAP SYNDROME. Clinical and Experimental Rheumatology
    Abstract

Part of book/report

  • Nyrnes, Siri Ann; Holmstrøm, Henrik Alf B. (2007) Akutte komplikasjoner ved univentrikulære tilstander.
    Academic chapter/article/Conference paper

Report

  • Sørensen, Kristian; Nyrnes, Siri Ann; Fadnes, Solveig; Mertens, Luc. (2025) Enhanced Assessment of Diastolic Function in Children using Blood Speckle Tracking. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doctoral dissertation
  • Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2025) Continuous cerebral Doppler monitoring in infants with congenital heart disease. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doctoral dissertation
  • Mawad, Wadi; Nyrnes, Siri Ann. (2024) Right ventricular energetics using blood speckle tracking in pediatric congenital heart disease. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doctoral dissertation
  • Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2014) New ultrasound flow modalities for evaluation of congenital heart defects. Norges teknisk-naturvitenskapelige universitet Doktoravhandlinger ved NTNU, 1503-8181 (2014:275)
    Doctoral dissertation

Teaching

Courses

  • MEDT8002 - Ultrasound Imaging

Outreach

2025

  • Academic lecture
    Gundersen, Erlend Løland; Jahren, Tollef; Nyrnes, Siri Ann; Mertens, Luc; Løvstakken, Lasse. (2025) Deep learning for improved blood flow estimation in echocardiography. PRESIMAL Autumn Research School , Oscarsborg 2025-10-14 - 2025-10-16
  • Lecture
    Nyrnes, Siri Ann. (2025) Parental counseling - After detection of congenital heart disease in the fetus. Fosterhjertet – normale funn og hjertefeilTrinn II-kurs , Trondheim 2025-04-06 - 2025-04-06
  • Lecture
    Nyrnes, Siri Ann. (2025) Introduction to intracardiac flow. PhD- Seminar - Intracardiac flow , Trondheim 2025-09-25 - 2025-09-25
  • Academic lecture
    Gundersen, Erlend Løland; Jahren, Tollef; Nyrnes, Siri Ann; Mertens, Luc; Løvstakken, Lasse. (2025) Deep Learning for Improved Clutter Filtering and Velocity Estimation in Color Flow Imaging. 2025 IEEE International Ultrasonics Symposium , Utrecht 2025-09-14 - 2025-09-17

2024

  • Poster
    Howell, Alison; Ytrehus, Lina Magret Eikebø; Mertens, Luc; Nyrnes, Siri Ann; Sun, Liqun; Amerom, Joshua van. (2024) Cardiac - Cerebrovascular Hemodynamics and Acquired Neonatal Brain Injury during Perinatal Transition in Transposition of the Great Arteries: The Feasibility of Multi-Modal Imaging. AEPC , Porto 2024-05-08 - 2024-05-11
  • Poster
    Ustad, Astrid; Jarmund, Anders Hagen; Torp, Hans; Øyvind, Salvesen; Nyrnes, Siri Ann. (2024) Variations in cerebral hemodynamics in healthy infants measured continuously by trans-fontanel Doppler. Pediatric Academic Societies Meeting (PAS) , Toronto 2024-05-02 -
  • Poster
    Aldana-Aguirre, Jose; Perez-Lopez, Pablo; Hui, Wei; Henry, Matthew; Fadnes, Solveig; Nyrnes, Siri Ann. (2024) Pulmonary Arterial and Right Ventricular Flow Dynamics in Neonates with Pulmonary Hypertension. 57th Annual Meeting of the Association for European Paediatric and Congenital Cardiology , Porto 2024-05-08 - 2024-05-11
  • Academic lecture
    Nyrnes, Siri Ann. (2024) NeoDoppler - Hemodynamic monitoring in infants. 52nd Nordic Pediatric Cardiology Meeting , Hurdal 2024-09-18 - 2024-09-20
  • Academic lecture
    Jarmund, Anders Hagen; Kristiansen, Steinar; Leth-Olsen, Martin; Vogt, Ella Christina Stray; Nervik, Ingunn; Torp, Hans. (2024) Perioperativ cerebral emboli-deteksjon med høy-frekvent Doppler-ultralyd. NFUDs symposium , Drammen 2024-04-24 -
  • Poster
    Witsø, Marit Helene Langset; Sørensen, Kristian; Fadnes, Solveig; Løvstakken, Lasse; Nyrnes, Siri Ann. (2024) Feasibility of non-invasive echocardiographic estimates of intraventricular pressure differences by blood speckle tracking in adults. EuroEcho-Imaging 2024 , Berlin 2024-12-11 - 2024-12-13

2023

  • Poster
    Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2023) Dynamic Autoregulation in Infants Undergoing Cardiac Surgery. 8th World Congress of Pediatric Cardiology and Cardiac Surgery , Washington D.C. 2023-08-27 - 2023-09-01
  • Poster
    Mawad, Wadi; Henry, Matthew; Sørensen, Kristian; Fadnes, Solveig; Løvstakken, Lasse; Mertens, Luc. (2023) Intracardiac Flow Dynamics In Children With Single Ventricle Physiology Demonstrated By High-frame-rate Cardiac Ultrasound And Blood SpeckleTracking. 8th World Congress of Pediatric Cardiology and Cardiac Surgery , Washington DC 2023-08-27 -
  • Poster
    Henry, Matthew; Fadnes, Solveig; Sørensen, Kristian; Mawad, Wadi; Løvstakken, Lasse; Mertens, Luc. (2023) Evaluation Of Right Ventricular Diastolic Flow In Children With Congenital Heart Diseases Using Blood Speckle Tracking. 8th World Congress of Pediatric Cardiology and Cardiac Surgery , Washington DC 2023-08-27 -
  • Academic lecture
    Nyrnes, Siri Ann. (2023) Intracardiac flow imaging - Are we there yet?. 8th World Congress of Pediatric Cardiology and Cardiac Surgery , Washington DC 2023-08-27 -
  • Interview
    Vik, Sigrid Dannheim; Nyrnes, Siri Ann; Normannsen, Sølvi W.. (2023) Ultralyd kan hindre hjerneskade hos syke nyfødte og premature. Gemini Gemini [Journal] 2023-09-12
  • Academic lecture
    Grønli, Thomas; Løvstakken, Lasse; Nyrnes, Siri Ann; Fadnes, Solveig. (2023) 4D Cardiac Vector Flow Imaging from Triplane Color Doppler and Dynamic Model-Based Regularization. 2023 IEEE International Ultrasonics Symposium , Montreal 2023-09-03 - 2023-09-08
  • Academic lecture
    Sørensen, Kristian; Fadnes, Solveig; Flade, Hans-Martin; Kirkeby-Garstad, Idar; Østvik, Andreas; Henry, Matthew. (2023) Assessment of Diastolic Suction by Blood Speckle Tracking; Invasive Validation and Clinical Application. 8th World Congress of Pediatric Cardiology and Cardiac Surgery , Washington DC 2023-08-27 - 2023-09-01
  • Poster
    Sørensen, Kristian; Fadnes, Solveig; Flade, Hans-Martin; Kirkeby-Garstad, Idar; Østvik, Andreas; Henry, Matthew. (2023) Assessment of Diastolic Suction by Blood Speckle Tracking; Invasive Validation and Clinical Application. 8th World Congress of Pediatric Cardiology and Cardiac Surgery , Washington DC 2023-08-27 - 2023-09-01
  • Poster
    Mawad, Wadi; Nyrnes, Siri Ann; Fadnes, Solveig; Løvstakken, Lasse; Sørensen, Kristian; Mertens, Luc. (2023) Intracardiac Flow Dynamics In Children With Single Ventricle Physiology Demonstrated By High-frame-rate Cardiac Ultrasound And Blood Speckle Tracking. 8TH World Congress of Pediatric Cardiology and Cardiac Surgery , Washington D.C. 2023-08-27 - 2023-09-01
  • Lecture
    Nyrnes, Siri Ann. (2023) Verdien av hjertescreening for å redusere hjertekomplikasjoner og død i forbindelse med idrett. Nasjonal barnekardiologisk digital fellesundervisning , Webbasert 2023-04-13 - 2023-04-13
  • Poster
    Henry, Matthew; Fadnes, Solveig; Sørensen, Kristian; Løvstakken, Lasse; Nyrnes, Siri Ann; Mertens, Luc. (2023) Evaluation of natural mechanical wave velocities in children with pulmonary arterial hypertension. AEPC 2023 , Dublin 2023-04-26 - 2023-04-29
  • Poster
    Henry, Matthew; Fadnes, Solveig; Sørensen, Kristian; Løvstakken, Lasse; Mertens, Luc; Nyrnes, Siri Ann. (2023) Evaluation of left ventricular diastolic flow dynamics in children with pulmonary arterial hypertension using blood speckle tracking. AEPC 2023 , Dublin 2023-04-26 - 2023-04-29
  • Poster
    Klcovansky, Jakob Josef Maria; Torp, Hans; Nyrnes, Siri Ann. (2023) Cerebral Blood Flow Monitoring for Instant Display of Circulatory Events During Cardiac Surgery. 8th World Congress of Pediatric Cardiology and Cardiac Surgery , Washington DC 2023-08-27 - 2023-09-01

2022

  • Interview
    Nyrnes, Siri Ann; Pettersen, Hanni. (2022) Å styrke det enkelte barnet. Hjertebarnet Hjertebarnet [Journal] 2022-09-27
  • Lecture
    Nyrnes, Siri Ann. (2022) UNG-prosjektet, utvikling av ultralydløsninger for barn og unge. Forskning og innovasjon i helsetjenesten , Værnes 2022-10-27 - 2022-10-27
  • Interview
    Nyrnes, Siri Ann; Torp, Hans; Okstad, Gunnar. (2022) Teknobedrift utnytter spedbarns myke skalle. Adresseavisen og MN24 Adresseavisen og MN24 [Journal] 2022-10-26
  • Lecture
    Nyrnes, Siri Ann. (2022) Utvikler ultralydløsninger for barn og unge. Overrekkelse av Nasjonal forsknings- og innovasjonsrapport i spesialisthelsetjenesten 2021 , Oslo 2022-06-01 - 2022-06-01
  • Lecture
    Nyrnes, Siri Ann. (2022) Nasjonalt fosterkardiologi- samarbeid. Nasjonalt samarbeidsmøte i barnekardiologi , Oslo 2022-06-09 - 2022-06-09
  • Interview
    Nyrnes, Siri Ann; Kristiansen, Kai. (2022) Utvikler ultralydløsninger tilpasset barn og unge. https://kommunikasjon.ntb.no/pressemelding/utvikler-ultralyd https://kommunikasjon.ntb.no/pressemelding/utvikler-ultralyd [Journal] 2022-06-02
  • Lecture
    Vik, Sigrid Dannheim; Støen, Ragnhild; Torp, Hans; Nyrnes, Siri Ann. (2022) Kontinuerlig overvåkning av hjernens blodstrøm hos spedbarn under generell anestesi. Ultralydsymposium , Oslo 2022-04-27 - 2022-04-29
  • Poster
    Vik, Sigrid Dannheim; Støen, Ragnhild; Torp, Hans; Nyrnes, Siri Ann. (2022) NeoDoppler monitoring of cerebral blood flow during general anesthesia in infants. Pediatric Academic Societies , Denver 2022-04-21 - 2022-04-26
  • Academic lecture
    Leth-Olsen, Martin; Torp, Hans; Døhlen, Gaute; Nyrnes, Siri Ann. (2022) NeoDoppler - Events and trends in cerebral blood flow during cardiac surgery measured by NeoDoppler. The 50th Nordic Paediatric Cardiology Meeting 2022 , Gothenburg 2022-09-28 - 2022-09-30

2021

  • Lecture
    Nyrnes, Siri Ann. (2021) Monitoring of brain blood-flow in neonates. Cimon open day , Oslo Science Park 2021-08-27 - 2021-08-27
  • Lecture
    Nyrnes, Siri Ann; Døhlen, Gaute. (2021) NeoDoppler in paediatric cardiology. Cimon open day , Oslo Science Park 2021-08-27 - 2021-08-27
  • Lecture
    Nyrnes, Siri Ann. (2021) Tverrfaglig oppfølgning av barn med hjertefeil. Nasjonalt samarbeidsmøte i barnekardiologi , Oslo 2021-11-18 - 2021-11-18
  • Poster
    Ødegård, Siv Steinsmo; Torp, Hans; Follestad, Turid; Leth-Olsen, Martin; Støen, Ragnhild; Nyrnes, Siri Ann. (2021) Low frequency cerebral arterial and venous flow oscillations in healthy neonates measured by NeoDopper. Pediatric Academic Societies Meeting (PAS) 2021 2021-04-28 - 2021-06-04
  • Poster
    Sørensen, Kristian; Fadnes, Solveig; Salvesen, Øyvind; Mertens, Luc; Løvstakken, Lasse; Nyrnes, Siri Ann. (2021) Assessment of Regional Early Diastolic Intraventricular Pressure Gradients by Blood Speckle Tracking in Children. ASE 2021 , Boston, konvertert til digital konferanse pga Covid 19 2021-06-18 - 2021-06-21
  • Lecture
    Nyrnes, Siri Ann. (2021) NeoDoppler - Monitoring cerebrovascular trends and events. 2 nd INFANS Summer School “Advanced Functional Diagnostics in Neonatology” , Utrecht - Webbasert 2021-09-06 - 2021-09-10
  • Poster
    Leth-Olsen, Martin; Døhlen, Gaute; Grindheim, Guro; Torp, Hans; Nyrnes, Siri Ann. (2021) NeoDoppler - Continuous cerebral blood flow monitoring during cardiac surgery and interventions in children with congenital heart disease. AEPC 2021 - 54th annual meeting for european paediatric and congenital heart disease , Gøteborg - digitalt 2021-05-25 - 2021-05-27

2020

  • Academic lecture
    Jarmund, Anders Hagen; Ødegård, Siv Steinsmo; Torp, Hans; Nyrnes, Siri Ann. (2020) Characterization of Instant Hemodynamic Responses to Tilt in Healthy Term Neonates using NeoDoppler. Euroson - Young Investigator Award , Online session 2020-06-12 - 2020-06-12
  • Poster
    Sørensen, Kristian; Fadnes, Solveig; Wigen, Morten Smedsrud; Salvesen, Øyvind; Mertens, Luc; Løvstakken, Lasse. (2020) Assessment of Diastolic Intraventricular Pressure Gradients in Children by Blood Speckle Tracking. A Feasibility Study. ASE 2020 Virtual Experience , Denver USA 2020-08-08 - 2020-08-10
  • Poster
    Mawad, Wadi; Fadnes, Solveig; Grønli, Thomas; Løvstakken, Lasse; Mertens, Luc; Nyrnes, Siri Ann. (2020) Children with Pulmonary Hypertension Have Abnormal Flow patterns in the Main Pulmonary Artery as Shown By High Frame Rate Ultrasound Imaging. ASE 2020 2020-08-08 - 2020-08-10
  • Academic lecture
    Grønli, Thomas; Leinan, Paul Roger; Wigen, Morten Smedsrud; Skjetne, Paal; Nyrnes, Siri Ann; Dahl, Sigrid Kaarstad. (2020) Flow regularization and reconstruction in echocardiography. Meeting on Myocardial Function Imaging , Heverlee 2020-02-06 - 2020-02-07
  • Academic lecture
    Nyrnes, Siri Ann. (2020) Blood speckle tracking based on high frame rate ultrasound in pediatric cardiology. Leuven Meeting on Myocardial Function Imaging 2020 , Leuven 2020-02-06 - 2020-02-07
  • Poster
    Leth-Olsen, Martin; Døhlen, Gaute; Torp, Hans; Nyrnes, Siri Ann. (2020) Monitoring of cerebral high intensity transient signals during catheter interventions and surgery for congenital heart disease in infants using NeoDoppler. EACVI - Best of imaging 2020 2020-12-11 - 2020-12-12
  • Interview
    Nyrnes, Siri Ann; Schweder, Lindy Jarosch-von. (2020) Tema Forskning og innovasjon. https://overlegen.digital/overlegen/overlegen-3-2020/tema-fo https://overlegen.digital/overlegen/overlegen-3-2020/tema-fo [Journal] 2020-10-01
  • Interview
    Nyrnes, Siri Ann; Thomsen, Tormod; Bævre, Ann Iren. (2020) Trøndersk teknologi henter 60 millioner - og kan forebygge hjerneskade hos tidligfødte barn. Adresseavisen Adresseavisen [Journal] 2020-12-11
  • Academic lecture
    Henry, Matthew; Fadnes, Solveig; Løvstakken, Lasse; Mawad, Wadi; Mertens, Luc; Nyrnes, Siri Ann. (2020) Bicuspid aortic valve assessment using blood speckle tracking in children. EACVI Best of Imaging 2020 , Webbased 2020-12-11 - 2020-12-12
  • Academic lecture
    Salles, Sebastien; Fadnes, Solveig; Nyrnes, Siri Ann; Løvstakken, Lasse. (2020) High-frame-rate imaging of cardiac tissue-flow interaction: Towards the origin of the atrial kick wave. IEEE International Ultrasonics Symposium 2020 2020-09-08 - 2020-09-11
  • Poster
    Fadnes, Solveig; Sørensen, Kristian; Nyrnes, Siri Ann; Wigen, Morten Smedsrud; Løvstakken, Lasse. (2020) Intranventricular Pressure Gradients - Vector Flow Imaging versus Color M-Mode. IEEE International Ultrasonics Symposium 2020 2020-09-08 - 2020-09-11
  • Academic lecture
    Nyrnes, Siri Ann. (2020) Blood Speckle Tracking in Congenital Heart Disease. ASE 2020 Virtual Experience , Virtual 2020-08-08 - 2020-08-10

2019

  • Academic lecture
    Nyrnes, Siri Ann. (2019) NeoDopper: Fremtidens monitorering av hjernens blodstrøm hos nyfødte. Innovasjonsfrokost: Ultralydhovedstaden , Trondheim 2019-02-28 - 2019-02-28
  • Academic lecture
    Nyrnes, Siri Ann. (2019) NeoDoppler og hjerteavbilding med høy billedrate hos nyfødte. NFUDs symposium 2019 , Trondheim 2019-04-03 - 2019-04-03
  • Academic lecture
    Leth-Olsen, Martin; Torp, Hans; Døhlen, Gaute; Nyrnes, Siri Ann. (2019) NeoDoppler - Hjernens sirkulasjon ved sykdom i barnehjertet. De 32. norske perinataldager , Kristiansand 2019-11-07 - 2019-11-08
  • Lecture
    Løvstakken, Lasse; Måsøy, Svein-Erik; Søraunet, Arild; Nyrnes, Siri Ann; Rau, Jochen; Njølstad, Tormod. (2019) "Ultralydhovedstaden" (Innovasjonsfrokost). Populærvitenskapelig frokostseminar med påmelding , Work-work, Munkegata 58, Trondheim 2019-02-28 - 2019-02-28
  • Lecture
    Ødegård, Siv Steinsmo; Kahrs, Birgitte Heiberg; Lang, Astri Maria; Nyrnes, Siri Ann. (2019) Anomal mitral arkade ved tvilling-tvilling transfusjonssyndrom. Perinataldagene 2019 , Kristiansand 2019-11-07 - 2019-11-08
  • Academic lecture
    Ødegård, Siv Steinsmo; Torp, Hans; Leth-Olsen, Martin; Skånøy, Wenche; Ustad, Astrid; Nyrnes, Siri Ann. (2019) NeoDoppler - hjernens sirkulasjon hos friske nyfødte. Perinataldagene 2019 , Kristiansand 2019-11-07 - 2019-11-08
  • Interview
    Nyrnes, Siri Ann; Torp, Hans; Krüger, Frida Jørstad. (2019) Ny teknologi kan hindre hjerneskade hos for tidlig fødte barn. NRK NRK [Internet] 2019-03-14
  • Interview
    Nyrnes, Siri Ann; Toftaker, Jøte; Leth-Olsen, Martin. (2019) Oppfinnelse kan hjelpe premature. NRK Distriktsnyheter og Kveldsnytt NRK Distriktsnyheter og Kveldsnytt [TV] 2019-03-13
  • Academic lecture
    Ødegård, Siv Steinsmo; Kahrs, Birgitte Heiberg; Lang, Astri Maria; Nyrnes, Siri Ann. (2019) Anomal mitral arkade ved tvilling-tvilling transfusjonssyndrom. Vårmøte i barnelegeforeningen 2019-06-11 - 2019-06-14

2018

  • Lecture
    Mawad, Wadi; Nyrnes, Siri Ann; Fadnes, Solveig; Grønli, Thomas; Mertens, Luc; Løvstakken, Lasse. (2018) cardiac flow dynamics by echocardiography: current and future perspectives. American Society of Echocardiography , Nashville 2018-06-25 - 2018-06-25
  • Poster
    Sælensminde, Magnus; Grønli, Thomas; Segers, Patrick; Nyrnes, Siri Ann; Løvstakken, Lasse. (2018) Intraventricular blood velocity measurements - a comparison between iVFM and blood speckle tracking. IEEE International Ultrasonics Symposium 2018 , Kobe 2018-10-22 - 2018-10-25
  • Academic lecture
    Vik, Sigrid Dannheim; Torp, Hans; Støen, Ragnhild; Nyrnes, Siri Ann. (2018) NeoDoppler- Ny ultralydteknologi for kontinuerlig måling av cerebral blodstrøm hos nyfødte. Pediaterdagene 2018 , Trondheim 2018-01-17 - 2018-01-19
  • Interview
    Torp, Hans; Nyrnes, Siri Ann; Stoltz, Kenneth. (2018) Liten, nett og lett. Midtpunkt Midtpunkt [Journal] 2018-12-12
  • Academic lecture
    Fadnes, Solveig; Salles, Sebastien; Tegnander, Eva; Nyrnes, Siri Ann; Løvstakken, Lasse. (2018) In vivo estimation of myocardial mechanical wave propagation in the fetus. IEEE International Ultrasonics Symposium , Kobe 2018-10-22 - 2018-10-25
  • Interview
    Nyrnes, Siri Ann; Williamson, Kari. (2018) Gravide bør passe vekta. Dagbladet Dagbladet [Journal] 2018-06-07
  • Interview
    Williamson, Kari; Nyrnes, Siri Ann. (2018) Fedme i svangerskapet påvirker barnets hjerte. Gemini Gemini [Journal] 2018-06-06
  • Interview
    Nyrnes, Siri Ann; Williamson, Kari. (2018) Fedme hos mor gir hjertesvake barn. Forskning.no Forskning.no [Journal] 2018-06-06
  • Academic lecture
    Nyrnes, Siri Ann; Fadnes, Solveig; Salles, Sebastien; Løvstakken, Lasse. (2018) High Frame Rate Imaging. 29th Annual ASE Scientific Sessions , Nashville 2018-06-22 - 2018-06-26

2017

  • Academic lecture
    Fadnes, Solveig; Tegnander, Eva; Nyrnes, Siri Ann; Løvstakken, Lasse. (2017) Vector flow imaging of fetal circulation using diverging waves. 2017 IEEE International Ultrasonics Symposium , Washington D.C. 2017-09-06 - 2017-09-09
  • Academic lecture
    Fadnes, Solveig; Tegnander, Eva; Nyrnes, Siri Ann; Løvstakken, Lasse. (2017) Vector flow imaging of fetal circulation - an in vivo study. The Artimino Conference on Medical Ultrasound Technology , Artimino 2017-06-11 - 2017-06-14
  • Academic lecture
    Vik, Sigrid Dannheim; Torp, Hans; Støen, Ragnhild; Nyrnes, Siri Ann. (2017) NeoDoppler- Ny ultralydteknologi for kontinuerlig måling av cerebral blodstrøm hos nyfødte. Perinataldagene 2017 , Ålesund 2017-11-15 - 2017-11-17
  • Interview
    Skjesol, Hilde; Vik, Sigrid Dannheim; Mauseth, Siri Ann; Torp, Hans; Nyrnes, Siri Ann. (2017) Tøff start på livet for Nina. Adresseavisen Adresseavisen [Journal] 2017-12-27
  • Poster
    Ingul, Charlotte Bjørk; Garnæs, Kirsti Krohn; Moholdt, Trine; Nyrnes, Siri Ann. (2017) Cardiac function in newborns of obese women and the effect of an exercise intervention. ESC Congress 2017 , Barcelona 2017-08-26 - 2017-08-30
  • Lecture
    Fadnes, Solveig; Wigen, Morten Smedsrud; Grønli, Thomas; Nyrnes, Siri Ann; Løvstakken, Lasse. (2017) Cardiac vector flow imaging. Myocardial Velocity & Deformation Imaging , Leuven 2017-02-09 - 2017-02-10
  • Academic lecture
    Nyrnes, Siri Ann; Fadnes, Solveig; Mertens, Luc; Løvstakken, Lasse. (2017) Blood Speckle Tracking - New insight to Pediatric Cardiology?. ASE 2017 , Baltimore 2017-06-02 - 2017-06-06
  • Academic lecture
    Mawad, Wadi; Løvstakken, Lasse; Fadnes, Solveig; Mertens, Luc; Nyrnes, Siri Ann. (2017) Right ventricular flow dynamics in dilated right ventricles. Energy loss estimation based on blood speckle tracking echocardiography in children. ASE 2017 , Baltimore 2017-06-02 - 2017-06-06
  • Lecture
    Mertens, Luc; Nyrnes, Siri Ann; Løvstakken, Lasse. (2017) Blood Speckle Imaging - Initial experience in children. ASE 2017 , Baltimore 2017-06-02 - 2017-06-06

2016

  • Academic lecture
    Fadnes, Solveig; Nyrnes, Siri Ann; Wigen, Morten Smedsrud; Tegnander, Eva; Løvstakken, Lasse. (2016) Detailed flow visualization in fetal and neonatal hearts using 2-D speckle tracking. IEEE International Ultrasonics Symposium 2016-09-18 - 2016-09-21
  • Interview
    Nyrnes, Siri Ann. (2016) Barn født med hull i hjertet er like friske som andre. forskning.no forskning.no [Internet] 2016-04-29
  • Interview
    Aakervik, Anne-Lise; Vik, Sigrid Dannheim; Mauseth, Siri Ann; Støen, Ragnhild; Torp, Hans; Nyrnes, Siri Ann. (2016) Bedre vilkår for premature barn. NTNU Discovery NTNU Discovery [Internet] 2016-10-06
  • Academic lecture
    Grønli, Thomas; Smistad, Erik; Nyrnes, Siri Ann; Gomez, Alberto; Løvstakken, Lasse. (2016) Reconstruction of In Vivo Flow Velocity Fields Based On a Rapid Ultrasound Image Segmentationand B-spline Regularization Framework. IEEE International Ultrasonics Symposium 2016-09-18 - 2016-09-21
  • Academic lecture
    Høgenes, Jakob; Wigen, Morten Smedsrud; Nyrnes, Siri Ann; Segers, Patrick; Swillens, Abigail; Løvstakken, Lasse. (2016) Model-based estimation of intra-cardiac blood flow velocities using an unscented Kalman filter. IEEE International Ultrasonics Symposium 2016-09-18 - 2016-09-21

2015

  • Academic lecture
    Nyrnes, Siri Ann; Løvstakken, Lasse. (2015) Kan ny ultralydteknologi gi økt kunnskap om barnehjerter?. Fredagsforelesning ved St. Olavs Hospital , Trondheim 2015-10-30 - 2015-10-30
  • Lecture
    Løvstakken, Lasse; Nyrnes, Siri Ann. (2015) Nye ultralydbilder av blodstrøm kan gi bedre forståelse av hjertesykdom. Fredagsforelesning ved St. Olavs Hospital , Trondheim 2015-04-17 - 2015-04-17
  • Academic lecture
    Fadnes, Solveig; Nyrnes, Siri Ann; Løvstakken, Lasse. (2015) Plane wave imaging of congenital heart defects from fetal to newborn stage. Artimino 2015-06-07 - 2015-06-10
  • Lecture
    Nyrnes, Siri Ann. (2015) Recommendations to optimize neurodevelopmental outcome in the pediatric congenital heart disease (CHD) population in Norway. 45th Nordic Paediatric Cardiology Meeting , Oslo 2015-09-09 - 2015-09-11
  • Academic lecture
    Løvstakken, Lasse; Wigen, Morten Smedsrud; Fadnes, Solveig; Nyrnes, Siri Ann. (2015) 3D Cardiac Flow Imaging. Artimino 2015-06-07 - 2015-06-10
  • Academic lecture
    Løvstakken, Lasse; Nyrnes, Siri Ann. (2015) Contrast-less, angle-independent flow mapping in the neonate and fetal circulation – technical insight and clinical examples. Myocardial Velocity & Deformation Imaging 2015-02-05 - 2015-02-06
  • Academic lecture
    Nyrnes, Siri Ann. (2015) Nye ultralydteknikker til vurdering av blodstrøm ved medfødt hjertefeil. Midt-Norsk barnehelseseminar 2015 , Trondheim 2015-04-17 -
  • Academic lecture
    Løvstakken, Lasse; Fadnes, Solveig; Nyrnes, Siri Ann. (2015) Flow mapping in congenital heart disease. 10th European Echocardiography Course on Congenital Heart Disease , Leuven 2015-10-14 - 2015-10-17
  • Academic lecture
    Nyrnes, Siri Ann; Løvstakken, Lasse. (2015) Flow speckle tracking provides new information of complex blood flow in congenital heart disease. 49th Annual Meeting of the Association for European Paediatric and Congenital Cardiology, AEPC , Prague 2015-05-20 - 2015-05-23

2014

  • Interview
    Midling, Anne Sliper; Løvstakken, Lasse; Nyrnes, Siri Ann. (2014) Lager værvarsel for barnehjertet. Adressa.no Adressa.no [Internet] 2014-08-21
  • Interview
    Midling, Anne Sliper; Løvstakken, Lasse; Nyrnes, Siri Ann. (2014) Lager værvarsel for barnehjertet. Gemini.no Gemini.no [Internet] 2014-08-20
  • Interview
    Løvstakken, Lasse; Nyrnes, Siri Ann; Toftaker, Jøte. (2014) Ny ultralydteknologi kan redde liv. NRK Dagsrevyen NRK Dagsrevyen [TV] 2014-08-19
  • Lecture
    Solem, Kristin; Døllner, Henrik; Nyrnes, Siri Ann; Rygg, Marite. (2014) Kawasakis sykdom med uvanlig klinikk og alvorlig forløp. Pediaterdagene 2014 , Oslo 2014-01-16 - 2014-01-17
  • Interview
    Midling, Anne Sliper; Løvstakken, Lasse; Nyrnes, Siri Ann. (2014) Bruker ultralyd for å finne feil i barnehjertet. Forskning.no Forskning.no [Internet] 2014-08-21
  • Academic lecture
    Nyrnes, Siri Ann. (2014) Nye ultralydmetoder til undersøkelse av medfødte hjertefeil. Barnekardiologisk samarbeidsmøte , Rikshosptalet, Oslo 2014-11-13 - 2914-11-13

2013

  • Poster
    Nyrnes, Siri Ann; Løvstakken, Lasse; Døhlen, Gaute; Skogvoll, Eirik; Torp, Hans; Skjærpe, Terje. (2013) Transesophageal echocardiography with Blood Flow Imaging during Atrial Septal Defect closure: A comparison with the current references. AEPC 2013 , London 2013-05-22 - 2013-05-25
  • Interview
    Nyrnes, Siri Ann; Løvstakken, Lasse. (2013) Hjertebank på torget. VG - Bilag: "Forskningsdagene" VG - Bilag: "Forskningsdagene" [Journal] 2013-09-17
  • Interview
    Nyrnes, Siri Ann; Fadnes, Solveig; Løvstakken, Lasse. (2013) Bedre diagnose for hjertebarn. TV2 Lørdagsmagasinet og TV2 Nyhetene TV2 Lørdagsmagasinet og TV2 Nyhetene [TV] 2013-03-30

2012

  • Academic lecture
    Aker, Karoline; Brantberg, Anne Barbro Jacobsson; Nyrnes, Siri Ann. (2012) Prematur lukking av duktus arteriosus. Vårmøte/Pediaterdager , Lillehammer 2012-05-30 - 2012-06-01
  • Academic lecture
    Fadnes, Solveig; Nyrnes, Siri Ann; Swillens, Abigail; Torp, Hans; Løvstakken, Lasse. (2012) Shunt quantification in congenital heart disease based on two-dimensional speckle tracking. 4th PhD Conference in Medical Imaging , Trondheim 2012-11-28 - 2012-11-29
  • Academic lecture
    Fadnes, Solveig; Nyrnes, Siri Ann; Swillens, Abigail; Torp, Hans; Løvstakken, Lasse. (2012) Shunt quantification in congenital heart disease based on two-dimensional speckle tracking. 2012 IEEE International Ultrasonics Symposium , Dresden 2012-10-07 - 2012-10-10
  • Poster
    Fadnes, Solveig; Nyrnes, Siri Ann; Swillens, Abigail; Torp, Hans; Løvstakken, Lasse. (2012) Shunt quantification in congenital heart disease based on two-dimensional speckle tracking. 2012 IEEE International Ultrasonics Symposium , Dresden 2012-10-07 - 2012-10-10

2011

  • Interview
    Nyrnes, Siri Ann; Løvstakken, Lasse; Skogvoll, Eirik; Torp, Hans; Haugen, Bjørn Olav. (2011) Kan redde nyfødte med hjertefeil. Forskning.no Forskning.no [Internet] 2011-01-05
  • Interview
    Nyrnes, Siri Ann; Løvstakken, Lasse; Skogvoll, Eirik; Torp, Hans; Haugen, Bjørn Olav. (2011) Kan redde flere nyfødte med hjertefeil. NRK NRK [Internet] 2011-01-05
  • Interview
    Nyrnes, Siri Ann; Løvstakken, Lasse; Skogvoll, Eirik; Torp, Hans; Haugen, Bjørn Olav. (2011) Lettere å finne hjertefeil. Barnehage.no - Nyheter Barnehage.no - Nyheter [Internet] 2011-01-05
  • Interview
    Nyrnes, Siri Ann. (2011) Et bankende hjerte for ultralyd. Under Dusken Under Dusken [Journal] 2011-02-15
  • Poster
    Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2011) Change in left ventricular vortex flow before and after surgery for coarctation of the aorta in an infant shown with plane wave imaging and flow speckle tracking. 45th Annual Meeting Association for European Paediatric Cardiology , Granada 2011-05-18 - 2011-05-21
  • Academic lecture
    Løvstakken, Lasse; Nyrnes, Siri Ann; Haugen, Bjørn Olav; Torp, Hans. (2011) Latest technology for 2D blood flow analysis. Euroecho & other Imaging Modalities , Budapest 2011-12-07 - 2011-12-10
  • Academic lecture
    Løvstakken, Lasse; Nyrnes, Siri Ann; Haugen, Bjørn Olav; Torp, Hans. (2011) Angle-independent quantification of complex flow patterns in congenital heart disease. IEEE International Ultrasonics Symposium , Orlando 2011-10-18 - 2011-10-21
  • Interview
    Nyrnes, Siri Ann; Løvstakken, Lasse; Haraldseth, Olav. (2011) Norwegian Research Centre Offers Hope For Tiny Hearts. eBioNews eBioNews [Internet] 2011-03-17
  • Interview
    Nyrnes, Siri Ann; Løvstakken, Lasse; Haraldseth, Olav. (2011) Norwegian Research Centre Offers Hope For Tiny Hearts. Medical News Today Medical News Today [Internet] 2011-03-17
  • Interview
    Nyrnes, Siri Ann; Løvstakken, Lasse; Haraldseth, Olav. (2011) Norwegian research centre offers hope for tiny hearts. Scientific Computing Scientific Computing [Internet] 2011-04-04
  • Interview
    Nyrnes, Siri Ann; Løvstakken, Lasse. (2011) New Hope for Tiny Hearts. ScienceDaily ScienceDaily [Internet] 2011-04-04
  • Interview
    Nyrnes, Siri Ann; Løvstakken, Lasse; Haraldseth, Olav. (2011) Norwegian Research Centre Offers Hope For Tiny Hearts. MediLexicon MediLexicon [Internet] 2011-03-17
  • Poster
    Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2011) Flow speckle tracking for detailed visualization of flow patterns in neonates with congenital heart defects. Euroecho & other Imaging Modalities 2011 , Budapest 2011-12-07 -

2009

  • Academic lecture
    Løvstakken, Lasse; Bjåstad, Tore Grüner; Hergum, Torbjørn; Kirkhorn, Johan; Nyrnes, Siri Ann; Torp, Hans. (2009) Real-time high frame rate flow imaging using plane-waves and parallel receive beamforming – an in vivo investigation. IEEE International Ultrasonics Symposium , Roma 2009-09-20 - 2009-09-23
  • Academic lecture
    Nyrnes, Siri Ann; Løvstakken, Lasse; Skogvoll, Eirik; Torp, Hans; Haugen, Bjørn Olav. (2009) Gir ny ultralydmetode bedre avbilding av lungeveneblodstrøm hos nyfødte?. Høstmøte i ekkokardiografi 2009 , Tønsberg 2009-10-16 - 2009-10-17
  • Poster
    Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans. (2009) Plane wave imaging for high frame rate flow visualisation in neonates with congenital heart disease. Euroecho 2009 , Madrid 2009-12-09 - 2009-12-12
  • Academic lecture
    Nyrnes, Siri Ann; Løvstakken, Lasse; Skogvoll, Eirik; Torp, Hans; Haugen, Bjørn Olav. (2009) Does a new ultrasound flow modality improve visualisation of neonatal pulmonary veins?. 5th World Congress of Paediatric Cardiology and Cardiac Surgery , Cairns 2009-06-21 - 2009-06-26

2008

  • Interview
    Nyrnes, Siri Ann; Løvstakken, Lasse. (2008) Ny ultralydmetode hjelper barn. VG : Verdens gang VG : Verdens gang [Journal] 2008-06-26
  • Interview
    Nyrnes, Siri Ann; Løvstakken, Lasse. (2008) Ny norsk ultralyd. ComputerWorld Norge ComputerWorld Norge [Journal] 2008-06-17
  • Poster
    Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2008) The coronary arteries visualised by a new ultrasound flow modality. EuroEcho 2008 , Lyon 2008-12-13 - 2008-12-13

2007

  • Poster
    Nyrnes, Siri Ann; Løvstakken, Lasse; Torp, Hans; Haugen, Bjørn Olav. (2007) A new ultrasound modality to visualise atrial septal defect flow in children. EuroEcho 2007 , Lisboa 2007-12-08 - 2007-12-08

2003

  • Academic lecture
    Nyrnes, Siri Ann; Rygg, Marite. (2003) PULMONARY HEMORRHAGE IN JUVENILE SJOGREN/SLE OVERLAP SYNDROME. Xth European Pediatric Rheumatology Congres , Stresa, Italia 2003-10-05 -

NTNU – Norwegian University of Science and Technology

  • For employees
  • |
  • For students
  • |
  • Intranet
  • |
  • Blackboard

Studies

  • Master's programmes in English
  • For exchange students
  • PhD opportunities
  • Courses
  • Career development
  • Continuing education
  • Application process

News

  • NTNU News
  • Vacancies

About NTNU

  • About the university
  • Libraries
  • NTNU's strategy
  • Research excellence
  • Strategic research areas
  • Organizational chart

Contact

  • Contact NTNU
  • Employees
  • Find experts
  • Press contacts
  • Researcher support
  • Maps

NTNU in three cities

  • NTNU in Gjøvik
  • NTNU in Trondheim
  • NTNU in Ålesund

About this website

  • Use of cookies
  • Accessibility statement
  • Privacy policy
  • Editorial responsibility
Facebook Instagram Linkedin Snapchat Tiktok Youtube
Sign In
NTNU logo