Diagnostic Testing for Pulmonary Vascular Disease. Non-invasive Testing

MR lymphangiography of lymphatic abnormalities in children and adults with Noonan syndrome

C. C. Pieper, J. Wagenpfeil, A. Henkel, S. Geiger, T. Köster, K. Hoss, J. A. Luetkens, C. Hart, U. I. Attenberger, A. MüllerUniversity of Bonn and Children’s Hospital.Germany Scientific ReportsSci Rep 2022; 12: DOI: 10.1038/s41598-022-13806-w AbstractNoonan syndrome is associated with complex lymphatic abnormalities. We report dynamic-contrast enhanced MR lymphangiography (DCMRL) findings in children and adults with […]

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Milky pleural effusion in a neonate and approach to investigating chylothorax

Udara Dilrukshi Senarathne, Ranmali Rodrigo, Bolonghoge Krishantha Trixy Priyankara DayanathUniversity of Sri Jayewardenepura. Colombo North Teaching Hospital. University of Kelaniya.Sri Lanka British Medical Journals Case ReportsBMJ Case Rep 2021; 14: DOI: 10.1136/bcr-2021-245576 AbstractNeonatal chylothorax is a rare presentation leading to significant respiratory distress, thus requiring timely diagnosis. A preterm neonate was resuscitated and ventilated, following which

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Accelerated Estimation of Pulmonary Artery Stenosis Pressure Gradients with Distributed Lumped Parameter Modeling vs. 3D CFD with Instantaneous Adaptive Mesh Refinement: Experimental Validation in Swine

Ryan Pewowaruk, Luke Lamers, Alejandro Roldán-AlzateUniversity of Wisconsin.United States Annals of Biomedical EngineeringAnn Biomed Eng 2021; 49: 2365-2376DOI: 10.1007/s10439-021-02780-5 AbstractBranch pulmonary artery stenosis (PAS) commonly occurs in congenital heart disease and the pressure gradient over a stenotic PA lesion is an important marker for re-intervention. Image based computational fluid dynamics (CFD) has shown promise for non-invasively

Accelerated Estimation of Pulmonary Artery Stenosis Pressure Gradients with Distributed Lumped Parameter Modeling vs. 3D CFD with Instantaneous Adaptive Mesh Refinement: Experimental Validation in Swine Read More »

Stent interventions for pulmonary artery stenosis improve bi-ventricular flow efficiency in a swine model

Ryan J. Pewowaruk, Gregory P. Barton, Cody Johnson, J. Carter Ralphe, Christopher J. Francois, Luke Lamers, Alejandro Roldán‑AlzateUniversity of Wisconsin-Madison.United States Journal of Cardiovascular Magnetic ResonanceJ Cardiovasc Magn Reson 2021; 13: DOI: 10.1186/s12968-021-00709-4 AbstractBackground: Branch pulmonary artery (PA) stenosis (PAS) commonly occurs in patients with congenital heart disease (CHD). Prior studies have documented technical success and clinical

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Longitudinal Evolution of Pulmonary Artery Wall Shear Stress in a Swine Model of Pulmonary Artery Stenosis and Stent Interventions

Ryan Pewowaruk, Luke Lamers, Alejandro Roldán-AlzateUniversity of Wisconsin. United States Annals of Biomedical EngineeringAnn Biomed Eng 2021; 49: 1477-1492DOI: 10.1007/s10439-020-02696-6 AbstractBranch pulmonary artery stenosis (PAS) commonly occurs in congenital heart disease and it has previously been hypothesized that in branch PAS the pulmonary arteries (PAs) remodel their lumen diameter to maintain constant wall shear stress (WSS).

Longitudinal Evolution of Pulmonary Artery Wall Shear Stress in a Swine Model of Pulmonary Artery Stenosis and Stent Interventions Read More »

Non-invasive MRI Derived Hemodynamic Simulation to Predict Successful vs. Unsuccessful Catheter Interventions for Branch Pulmonary Artery Stenosis: Proof-of-Concept and Experimental Validation in Swine

Ryan Pewowaruk, J. Carter Ralphe, Luke Lamers, Alejandro Roldán-AlzateUniversity of Wisconsin. William S. Middleton Memorial Veteran’s Hospital. United States Cardiovascular Engineering and TechnologyCardiovasc Eng Technol 2021; 12: 494-504DOI: 10.1007/s13239-021-00543-w AbstractObjective: This study assessed the ability of hemodynamic simulations to predict the success of catheter interventions in a swine model of branch pulmonary artery stenosis (bPAS).Background: bPAS commonly occurs

Non-invasive MRI Derived Hemodynamic Simulation to Predict Successful vs. Unsuccessful Catheter Interventions for Branch Pulmonary Artery Stenosis: Proof-of-Concept and Experimental Validation in Swine Read More »

Practices surrounding pulmonary hypertension and bronchopulmonary dysplasia amongst neonatologists caring for premature infants

Gabriel Altit, Henry C. Lee, Susan Hintz, Theresa A. Tacy, Jeffrey A. Feinstein, Shazia BhombalMontreal Children’s Hospital and McGill University. Stanford University and Lucile Packard Children’s Hospital. Canada and United States Journal of PerinatologyJ Perinatol 2018; 38: 361-367DOI: 10.1038/s41372-017-0025-3 AbstractObjective: Pulmonary hypertension (PH) is associated with bronchopulmonary dysplasia (BPD). Screening strategies, a thorough investigation of co-morbidities, and

Practices surrounding pulmonary hypertension and bronchopulmonary dysplasia amongst neonatologists caring for premature infants Read More »

Sutureless Versus Conventional Pulmonary Vein Repair: A Magnetic Resonance Pilot Study

Cornelia Tremblay, Shi-Joon Yoo, Luc Mertens, Mike Seed, Frederic Jacques, Cameron Slorach, Rachel Vanderlaan, Steven Greenway, Christopher Caldarone, John Coles, Lars Grosse-WortmannThe Hospital for Sick Children and University of Toronto.Canada Annals of Thoracic SurgeryAnn Thorac Surg 2018; 105: 1248-1254DOI: 10.1016/j.athoracsur.2017.11.015 AbstractBackground: Two different surgical techniques are used to repair anomalous pulmonary venous connection or pulmonary vein (PV)

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Computed Tomography Angiography and Magnetic Resonance Angiography of Congenital Anomalies of Pulmonary Veins

Ahmed Abdel Razek Abdel Khalek, Hala Al-Marsafawy, Maha Elmansy, Mahmoud Abd El-Latif, Donia SobhPediatric Hospital, Mansoura Faculty of Medicine.Egypt Journal of Computer Assisted TomographyJ Comput Assist Tomogr 2019; 43: 399-405DOI: 10.1097/RCT.0000000000000857 AbstractWe aimed to review computed tomography and magnetic resonance angiography of congenital anomalies of pulmonary veins. Total anomalous pulmonary venous return shows all pulmonary veins

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Diagnostic performance of CT angiography to detect pulmonary vein stenosis in children

Christian A. Barrera, David Saul, Jordan B. Rapp, Christopher L. Smith, Ammie M. White, David M. Biko, Hansel J. OteroThe Children’s Hospital of Philadelphia and University of Pennsylvania.United States International Journal of Cardiovascular ImagingInt J Cardiovasc Imaging 2020; 36: 141-147DOI: 10.1007/s10554-019-01693-8 AbstractTo assess the diagnostic efficiency of CT angiography (CTA) to detect pulmonary vein stenosis in

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