患者,男,65岁。因发作性心悸、胸闷、憋喘半年于1998年2月入院。既住有冠心病史10年。患者于入院前半年无诱因突发心悸、胸闷、呼吸困难、不能平卧急来本院就诊,按急性左心衰给予对症处理症状缓解。以后间断发作3次均按左心衰治疗,症状缓解。于入院前半个月上述症状发作频繁而? Patient, male, 65 years old. He was admitted to hospital in February 1998 for paroxysmal palpitations, chest tightness and wheezing. She has a history of coronary heart disease for 10 years. The patient had no cause of sudden heart palpitation, chest tightness, dyspnea, and inability to lie flat on the hospital for the first half of admission. The patient was treated with acute left heart failure and symptomatic treatment was relieved. After three consecutive interruptions, they were treated with left heart failure and the symptoms were relieved. During the first half of admission, the above symptoms occurred frequently?