１　病例报告女，３９岁。患者自１９９０年以来，劳累后心慌，气短，休息后消失，不影响正常体力劳动，曾在乡医院被诊断为心肌炎，近几年来症状逐渐加重，并伴有干咳，夜间有时不能平卧，尤以左侧卧位时，胸闷更为明显。夜间入睡如姿势不适，易感胸闷、憋气、呼吸困难，于１? 1 case report female, 39 years old. Since 1990, the patient has been flustered and has shortness of breath after exhaustion. It disappears after a rest and does not affect normal physical labor. He was diagnosed with myocarditis in the township hospital. He has developed symptoms in recent years, accompanied by dry cough, and sometimes he can not lie at night. With the left lying position, chest tightness is more pronounced. If I fall asleep at night, I feel uncomfortable, chest tightness, belching, and difficulty breathing.