例1,男,53岁。因上腹部饥饿性疼痛3年,解黑便1天伴昏厥一次入院。入院查体:神志清,面色苍白,血压16/8.5kPa,心率102次/分,律齐,未闻及杂音,右上腹轻度压痛,肝脾肋下未及。实验室检查:血红蛋白57g/L,白细胞7.3×10~9/L,血小板25.5×10~(12)/L,大便潜血试验阳性,心电图窦性心动过速,急诊胃镜检查提示十二指肠球部溃疡并发出血。经输血、洛赛克、止血等治疗后于第3天晚上11时左右突然出现前胸部压榨样疼痛,面色苍白,大汗淋漓,烦躁不安。心电图提示急性前壁心肌梗 Example 1, male, 53 years old. Because of the upper abdomen hungry pain for 3 years, solution of black one day with fainting once admitted. Admission examination: conscious, pale, blood pressure 16 / 8.5kPa, heart rate 102 beats / min, law Qi, did not smell and murmur, right upper quadrant mild tenderness, liver and spleen and ribs did not. Laboratory tests: hemoglobin 57g / L, white blood cells 7.3 × 10 ~ 9 / L, platelet 25.5 × 10-12 / L, fecal occult blood test positive, electrocardiographic sinus tachycardia, emergency gastroscopy prompted duodenal bulb Department of ulcers and bleeding. After transfusion, Losec, hemostasis and other treatment after the 3rd day at about 11 pm suddenly appeared chest compressive pain, pale, sweating, irritability. ECG prompted acute anterior myocardial infarction