我院自1992年10月一INS年5月，对慢阻肺、肺心病并呼吸衰竭病人并发应激性溃疡出血应用洛赛克治疗，另用西米替丁治疗作对照组。现报告如下。临床资料1．l病例选择ho例均符合以下条件：①均为住院病人；②均经病史、症状、体征、血气分析、X线检查等确诊为慢阻肺、肺心病并呼吸 Our hospital since October 1992 an INS in May, on chronic obstructive pulmonary disease, pneumoconiosis and respiratory failure patients with concurrent ulcer bleeding, Losec treatment, the other with cimetidine for the control group. The report is as follows. Clinical data 1. l case selection ho cases are in line with the following conditions: ① are hospitalized patients; ② are history, symptoms, signs, blood gas analysis, X-ray examination was diagnosed as COPD, pulmonary heart disease and breathing