Overview
A congenital cardiovascular malformation of the pulmonary valve in which there is narrowing or stricture (obstruction to flow).
A congenital cardiovascular malformation of the pulmonary valve in which there is narrowing or stricture (obstruction to flow).
A congenital cardiovascular malformation of the pulmonary valve in which there is narrowing or stricture (obstruction to flow).
Content last reviewed: 2026-06