心脏破裂是急性心肌梗塞的致命并发症。它占急性心肌梗塞死亡病例的10～15%,常发生在梗塞后第一周,而很少发生在开始的几小时之内,或第14天之后。心脏破裂按其部位不同可分为游离壁破裂和间膈穿孔,此外,乳头肌或腱索断裂也包括在心脏破裂的范围之内。心脏游离壁破裂占心脏破裂的90%左右。导致破裂的局部因素是心尖部壁薄,有严重的坏死,又处于冠状动脉供血的 Cardiac rupture is a fatal complication of acute myocardial infarction. It accounts for 10 to 15% of deaths from acute myocardial infarction, often occurring in the first week after infarction, and rarely in the first few hours or after fourteen days. Cardiac rupture according to their different parts can be divided into free-wall rupture and diaphragmatic perforation, in addition, papillary muscles or chordae rupture is also included in the range of heart rupture. Cardiac wall rupture accounted for about 90% of heart rupture. Local factors leading to rupture is apical thin wall, severe necrosis, but also in coronary artery blood supply