Valvular involvement, phenotypic heterogeneity and outcomes in adults with left-to-right shunt congenital heart disease.
BACKGROUND In adults with significant left-to-right shunt congenital heart disease (CHD), valvular involvement may represent an additional source of haemodynamic and remodelling burden beyond shunt loading alone, but its distribution, pulmonary haemodynamic correlates, prognostic relevance and multidimensional phenotyp...