患者女 ,66岁。因确诊右肺大细胞性肺癌伴纵隔及双颈部淋巴结转移 ,入院行化疗。患者既往无高血压及冠心病史 ,入院时常规心电图正常。当第 3个化疗疗程结束后 2ｄ后突然胸闷心悸、呼吸困难、面色苍白、大汗淋漓、肢体厥冷 ,血压降至 90 45ｍｍＨｇ ,两肺可闻及湿罗音。各导联 Female patient, 66 years old. Due to the diagnosis of right lung large cell lung cancer with mediastinal and bilateral cervical lymph node metastasis, admission chemotherapy. Patients without previous history of hypertension and coronary heart disease, admission to normal ECG. When the third chemotherapy after the end of 2d after a sudden chest tightness palpitations, dyspnea, pale, sweating, limbs Jueleng, blood pressure dropped to 9045mmHg, both lungs can smell and wet rales. Each lead