ocr: Resident and Staff PhysicaM Patiant Education Chart Anterobasal Myocardial Infarction Anterior Infarcts (Infarcts on the front surtace of the heart) Anterobasal Intarct: Caused by occlusion of the circumtlex branch of the left coronary artery. Reprinted with permission from Resident and: Staff Physician (c)1991-92, 1993 byl Romaine Pierson/Publishers, Inc.