ArticleCJC pediatric and congenital heart disease2025
Pulmonary Artery Remodelling Assessed by Four-Dimensional Flow Magnetic Resonance Imaging in Pulmonary Arterial Hypertension and Atrial Septal Defect.
Article in CJC pediatric and congenital heart disease, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
1 citing paper in PubMed.
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Authors and funding
17 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Background: Pulmonary artery (PA) stiffness plays a significant role on right ventricular (RV) function, as evidenced in pulmonary arterial hypertension (PAH). In patients with atrial septal defect-related PAH (ASD-PAH), prognosis is dependent on RV function. We aimed to characterize PA remodelling and its relationship with RV function using 4-dimensional flow magnetic resonance imaging (4D flow MRI) in patients with ASD-PAH. Methods: We prospectively included 24 adults with ASD-PAH. They underwent 4D flow MRI and right heart catheterization within 24-48 hours. Remodelling of PA was analysed (stiffness, compliance, distensibility, elastance, and pulsatility) and PA vortex was evaluated. RV adaptation was measured by RV ejection fraction and RV-PA coupling. Results: The median age was 50 [41-55] years, and the median mean PA pressure and pulmonary vascular resistance were 50 [39-58] mm Hg and 8.0 [6.8-11.3] WU, respectively. Fourteen patients (58.3%) had RV dysfunction (RV ejection fraction <45%). All presented PA dilation (median main PA diameter: 42 [37-48] mm) and an increase in PA stiffness (10 [7.4-15.3]), whereas compliance and distensibility were decreased (2.1 [1.8-4.1] mm Conclusions: PA stiffness parameters characterized by 4D flow MRI were impaired in the population with ASD-PAH, and PA remodelling appears to be influenced by volumetric overload from the left-to-right shunt through the ASD.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.