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结核病是由结核杆菌引起的慢性传染病,开放性肺结核是社会传染源。结核病是通过传染源、传播途径和易感者三个基本环节而蔓延的。结核病的预防主要在于杜绝传染源和增强人体的免疫力。最有效的措施为发现病人、隔离病人和彻底治疗,同时辅以卡介苗接种和有条件时作化学预防性治疗。对周围人群感染危害最大的是结核病诊断前未加治疗的痰结核菌阳性的病人,特别是有剧烈咳嗽
Tuberculosis is a chronic infectious disease caused by Mycobacterium tuberculosis. Open tuberculosis is a source of social contagion. Tuberculosis is spread through three basic links of infection, transmission and susceptibility. The main prevention of tuberculosis is to eliminate the source of infection and enhance the body’s immunity. The most effective measures are to find the patient, isolate the patient and thoroughly treat it, supplemented with BCG vaccination and conditional chemopreventive treatment. The most harmful to the surrounding population infection is TB patients without TB before TB diagnosis, especially patients with severe cough