Targeted Flow Cardiac MRI in Neonates with Intracardiac Shunts: A Novel Multi-Modality Imaging Approach to Hemodynamic Assessment

Charles T. Simpkin, Anne C. Taylor, Jessica MacLean, Michael Cookson, Richard Friesen, Emily Downs, D. Dunbar Ivy, Cesar Gonzalez de Alba, Benjamin S. Frank
University of Colorado Medical Campus and Children’s Hospital Colorado.
United States

Journal of Pediatrics
J Pediatr 2026;
DOI: 10.1016/j.jpeds.2026.115261

Abstract
Distinguishing the relative contributions of pulmonary vascular resistance and intracardiac shunts to elevated right-heart pressures in infants remains challenging when relying on clinical assessment and echocardiography. We describe our initial experience implementing cardiac MRI to measure Qp:Qs non-invasively using no, minimal, or baseline sedation in infants with possible pulmonary hypertension.

Category
Class I. Pulmonary Hypertension Associated with Congenital Cardiovascular Disease
Class III. Pulmonary Hypertension Associated with Lung Disease
Class II. Pulmonary Hypertension Associated with Pulmonary Vein Stenosis
Diagnostic Testing for Pulmonary Vascular Disease. Non-invasive Testing

Age Focus: Pediatric Pulmonary Vascular Disease

Fresh or Filed Publication: Fresh (PHresh). Less than 1-2 years since publication

Article Access
Free PDF File or Full Text Article Available Through PubMed or DOI: Yes

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