近年来,老年败血症的发病率有增高趋势,该病发病急剧、进展迅速、预后差、病死率高。故探讨老年败血症的临床和治疗特点,对提高治愈率具有重要意义。一、致病菌及感染途径:近年来由于抗菌药物、免疫抑制药物等广泛应用,使败血症的致病菌有了较大变迁,革兰氏阴性杆菌、厌氧菌及真菌等条件致病 In recent years, the incidence of senile septicemia increased trend of the disease was rapid, rapid progress, the prognosis is poor, high mortality. Therefore, to explore the clinical and treatment of senile sepsis characteristics, to improve the cure rate is of great significance. First, pathogens and routes of infection: In recent years due to antibacterial drugs, immunosuppressive drugs such as the widespread use of sepsis pathogens have a greater change, Gram-negative bacilli, anaerobic bacteria and fungi and other conditions of disease