Late coronary complications after arterial switch operation and their treatment.
OBJECTIVES:: To report the late coronary complications and their treatment after ASO. BACKGROUND:: Asymptomatic patients after arterial switch operation (ASO) may have coronary ostial stenosis or obstruction. METHODS:: Since 1980, 279 patients were operated with ASO. At the time of preparing this article, selective follow-up coronary angiograms were done on 81 patients. RESULTS:: Coronary stenosis