肺心病为中老年人的常见病、多发病。在治疗中存在着许多矛盾,甚至有时用药不当可引起严重后果,故治疗上有其特殊性。一、控制呼吸道感染肺心病急性期的治疗关键是控制呼吸道感染。通过控制感染,可降低肺动脉高压,减轻右心室负荷,有利于改善肺、心功能。但肺心病患者常因年老体弱、反应低下,感染时体温不一定升高,咳嗽咳痰也不一定增多,甚至无力咳痰等,以致早期感染征象不显著而延迟抗感染治疗。因此,当患者感染征象不明 Pulmonary heart disease is common in the elderly, frequently-occurring disease. There are many contradictions in the treatment, and sometimes even improper medication can cause serious consequences, so the treatment has its own particularity. First, the control of acute respiratory tract infection pulmonary heart disease key is to control respiratory infections. By controlling infection, can reduce pulmonary hypertension, reduce the right ventricular load, help to improve lung and heart function. However, patients with pulmonary heart disease often due to frail elderly, low response, the body temperature does not necessarily increase infection, cough and sputum do not necessarily increase, or even helpless sputum, resulting in early signs of infection was not significantly delayed anti-infective treatment. Therefore, when the patient signs of infection is unknown