Anterior Annulus of the Mitral Valve

**Semantic type:** Body Part, Organ, or Organ Component

**Definition:** The portion of the mitral valve annulus that attaches to the anterior mitral valve leaflet, and also forms the mitral portion of the aortic-mitral curtain.

**Synonyms:** - MITRAL VALVE, ANTERIOR ANNULUS - Mitral Valve, Anteroseptal Annulus