Korean Circ J.  1994 Apr;24(2):324-328. 10.4070/kcj.1994.24.2.324.

Aneurysm of the Right Coronary Artery with Acute Myocardial Infarction after Blunt Chest Trauma : A Case Report

Abstract

Despite a large number of automobile accidents, the aneurysm of a coronary artery from blunt chest trauma in a very rare entity. Especially aneurysm of the right coronary artery has been few previously described. A 24-yeal old man sustained blunt chest trauma from steering wheel contact during automobile accident 6 hours after admission, an electrocardiogram revealed complete heart block with ST elevation in lead II, III, and aVF. He needed temporary transvenous cardiac pacing and large amount fluid infusion for treatment of cardiogenic shock from bradycardia and right ventricluar infarction in emergency center. 2-dimensional echocardiogram showed akinetic inferior wall of the left ventricle and dilatation of the right ventricle. Coronary arteriography revealed a saccular aneurysm in the proximal right coronary artery without atherosclerotic change. Size of aneurysm in right coronary artery remained unchanged on repeat coronary arteriogrpahy. His hospital course was uneventful and discharged without any sign of residual ischemia.

Keyword

Traumatic coronary aneurysm; Myocardial infarction; Blunt chest trauma
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