急性冠脉供血不足时,往往采用冠脉血管扩张药物,硝酸甘油作用快,药效肯定,属首选。但临床上发现少数病例用药后发生致命的心肌损伤,其中再灌注性心律失常较常见。本文报告两例如下: 例1,男,57岁。于1988年7月19日3点夜间休息时发生心前区闷痛,伴大汗,数分钟后自行缓解,其间发作四次,于晨8点15分就诊时心电图示(1)窦性心律,(2)心肌供血不足,(3)低电压。先后两次含化硝酸甘油,每次0.3mg,10分 Acute coronary insufficiency, often using coronary vasodilator drugs, nitroglycerin fast, efficacy is positive, is the first choice. However, a small number of clinical trials found that fatal myocardial damage occurred after treatment, of which reperfusion arrhythmias are more common. This article reports two cases as follows: Example 1, male, 57 years old. At 3 o’clock on the July 19 at the break at midnight when the anorexia boring pain, accompanied by sweating, relieve itself after a few minutes, during which episodes four times, morning 8:15 when visiting ECG (1) sinus rhythm , (2) myocardial insufficiency, (3) low voltage. Has nitroglycerin twice, each 0.3mg, 10 points