肺炎是许多老年人在秋冬季节容易患上的疾病。由于病情发展快,患者免疫力较差,使得肺炎成为夺去老年人生命的元凶之一。肺炎的诱发因素往往是病毒,让患者首先出现类似上呼吸道感染的症状,此时如果合并细菌感染,病情就会向下呼吸道侵袭,肺部CT就会出现炎症渗出影像。严重的肺炎会让人休克,凝血功能下降,因此老年患者的死亡率很高。 Pneumonia is a disease that many older people are prone to suffer during the fall and winter seasons. As the rapid development of the disease, patients with poor immunity, making pneumonia become one of the culprits to take away the lives of the elderly. The predisposing factors for pneumonia are often the virus, so that patients first appeared similar symptoms of upper respiratory tract infection, this time with bacterial infection, the disease will be down the respiratory tract invasion, pulmonary CT will appear inflammatory exudative image. Severe pneumonia can make people shock, coagulation decreased, so the mortality rate in elderly patients is high.