Left Ventricular Mid Anteroseptal Segment

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

**Definition:** The anteroseptal portion of the mid-cavity division of the left ventricular myocardium as determined using the AHA 17-Segment Model (Cerqueira et al., 2002).

**Synonyms:** - LEFT VENTRICULAR MID ANTEROSEPTAL SEGMENT