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Initial status and 3-month results relating to the use of biodegradable nitride iron stents in children and the evaluation of right ventricular function

Ling Sun, Jun-jie Li, Yu-kai Xu, Yu-mei Xie, Shu-shui Wang, Zhi-wei ZhangGuangdong Provincial People’s Hospital and Guangdong Academy of Medical Sciences.China Frontiers in Cardiovascular MedicineFront Cardiovasc Med 2022; 9: DOI: 10.3389/fcvm.2022.914370 AbstractBackground: Pulmonary artery stenosis is often associated with congenital heart disease. The aim of the study was to evaluate the efficacy and safety of stenting for

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Comparison of Patch Materials for Pulmonary Artery Reconstruction

Nicholas Ebert, Michael McGinnis, William Johnson, Evelyn M. Kuhn, Michael E. Mitchell, James S. Tweddell, Ronald K. WoodsUniversity of Minnesota Medical School. Rush University. Exact Sciences. Children’s Hospital of Wisconsin and Medical College of Wisconsin. University of Cincinnati and Cincinnati Children’s Hospital and Medical Center. United States Seminars in Thoracic and Cardiovascular SurgerySemin Thorac Cardiovasc

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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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Outcomes in Patients with Alagille Syndrome and Complex Pulmonary Artery Disease

Roger Luong, Jeffrey A. Feinstein, Michael Ma, Noelle H. Ebel, Lisa Wise-Faberowski, Yulin Zhang, Lynn F. Peng, Vamsi V. Yarlagadda, Jennifer Shek, Frank L. Hanley, Doff B. McElhinneyLucille Packard Children’s Hospital Stanford and Stanford University. United States Journal of PediatricsJ Pediatr 2021; 229: 86-94DOI: 10.1016/j.jpeds.2020.09.053 AbstractObjective: To assess outcomes in a large cohort of patients with Alagille

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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 »

Cutting balloon angioplasty on branch pulmonary artery stenosis in pediatric patients

Harrison Cobb, Beverly Spray, Joshua Daily, Amy Dossey, Michael J. AngtuacoArkansas Children’s Hospital and University of Arkansas for Medical Sciences.United States Catheterization and Cardiovascular InterventionsCatheter Cardiovasc Interv 2021; 98: 526-532DOI: 10.1002/ccd.29803 AbstractObjectives: To identify medium-term results following cutting balloon angioplasty (CBA) for branch pulmonary artery stenosis (PAS) and predictors of successful intervention.Background: CBA has emerged as a successful

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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 »

Treatment approach to unilateral branch pulmonary artery stenosis

Gurumurthy Hiremath, Athar M. Qureshi, Jeffery Meadows, Varun AggarwalUniversity of Minnesota Masonic Children’s Hospital. Texas Children’s Hospital and Baylor College of Medicine. UCSF Benioff Children’s Hospital and the University of California, San Francisco.United States Trends in Cardiovascular MedicineTrends Cardiovasc Med 2021; 31: 179-184DOI: 10.1016/j.tcm.2020.02.001 AbstractUnilateral proximal pulmonary artery stenosis is often seen in the setting of

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Sutureless pericardial marsupialization for the repair of congenital right pulmonary veins atresia

Yoshie Ochiai, Yusuke Ando, Shigehiko Tokunaga, Jun MuneuchiJapan Community Health Care Organization (JCHO) and Kyushu Hospital.Japan Interactive Cardiovascular and Thoracic SurgeryInteract Cardiovasc Thorac Surg 2018; 27: 151-152DOI: 10.1093/icvts/ivy024 AbstractWe present a very rare case of isolated right pulmonary veins atresia in a 4-year-old girl. As the presence of a pulsatile blind pulmonary venous confluence adjacent to

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