NCIthesaurus pulmonary valve insufficiency DOID:11210 disease_ontology SNOMEDCT_US_2025_09_01:91434003 MESH:D011665 MESH:D011665 UMLS_CUI:C0034088 A pulmonary valve disease that occurs when the pulmonary valve is not strong enough to prevent backflow into the right ventricle. If it is secondary to pulmonary hypertension it is referred to as a Graham Steell murmur. DOID:14265 NCI:C62436 Pulmonic insufficiency Pulmonic valve regurgitation Replacing outdated UMLS CUI. pulmonary incompetence pulmonary incompetence, non-rheumatic pulmonary insufficiency following trauma and surgery pulmonary regurg. pulmonary regurgitation pulmonary valve disease