straddling or overriding tricuspid valve https://www.malacards.org/card/straddling_or_overriding_tricuspid_valve MONDO:0019814 Orphanet:95461 MEDGEN:1818564 GARD:0019263 UMLS:C5761644 Straddling or overriding tricuspid valve is a rare, congenital, tricuspid valve malformation characterized by the tricuspid valve that overrides the ventricular septum and communicates with both ventricles, as part of the tension apparatus of the valve crosses the ventricular septal defect and is attached in the left ventricle. The anomaly occurs with other congenital heart defects (transposition of great vessels, left ventricle outflow tract obstruction, double outlet right ventricle, hypoplastic right ventricle), which determine the main clinical manifestation. congenital tricuspid malformation