患者女性,44岁,有心脏病史20余年,诊断风湿性心脏病二尖瓣狭窄及关闭不全、主动脉瓣狭窄。1984年6月22日因全心衰第3次收我院。体检神志清楚。心电图示心房颤动、偶发室性早搏,右室肥厚,部分导联T波改变。入院后按心衰治疗。并急查CO_2CP16.1mmol/L(35.8vo1％),Bun9.9mmol/L(26.5mg/dl)。给予5％碳酸氢钠200ml及西地兰0.2mg。23日自觉腹胀减轻,口服狄戈辛0.125mg。24日出现室性早搏二联律,停用狄戈辛,给苯妥英钠0.1,3次/d。于用药第8天(7月1日),患者诉皮肤发痒。2及4日复查CO_2CP及Bun,分别为15.1～16.6mmol/L(33.6～37.1vo1％)和9.5～12.0mmol/L(25.2～32.0mg/dl)。同时先后静滴地塞米松 Female patient, 44 years old, with a history of heart disease more than 20 years, diagnosis of rheumatic mitral stenosis and insufficiency, aortic valve stenosis. June 22, 1984 because of total heart failure received the third hospital. Physical examination conscious. ECG showed atrial fibrillation, premature ventricular premature beats, right ventricular hypertrophy, T-wave changes in some leads. After admission by heart failure treatment. And acute check CO_2CP16.1mmol / L (35.8vo1%), Bun9.9mmol / L (26.5mg / dl). 200 ml of 5% sodium bicarbonate and 0.2 mg of cedilanid are given. Conscious abdominal distension on the 23rd to reduce oral digoxin 0.125mg. On the 24th appeared premature ventricular contractions dual law, disable Digoxin, to phenytoin 0.1,3 times / d. On the 8th day of treatment (July 1), the patient complained of itchy skin. CO 2 CP and Bun were reexamined on days 2 and 4 of 15.1-16.6 mmol / L (33.6-37.1 vol%) and 9.5-12.0 mmol / L (25.2-32.0 mg / dl), respectively. At the same time has intravenous dexamethasone