ocr: RESIdENT and Staff Physician Patiant EOUCOTION Chart Posteroseptal Myocardial Infarction Posterior Infarcts (Infarcts on the back surtace of the heart) Strictly Posteroseptal Infarct: Caused by occlusion of the right coronary artery. Reprinted with permission from Resident and: Staff Physician (c)1991-92, 1993 byl Romaine Pierson/Publishers, Inc.