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结核病是由结核分枝杆菌(结核菌)侵入人体引起体内发生一系列病变的慢性传染病。结核菌感染的病灶可出现在人体任何部位,其中80%发生在肺部,称为肺结核。活动性肺结核患者在疾病的传播中有着重要作用,其在咳嗽、打喷嚏、高声谈话时从呼吸道排出含结核菌的飞沫,被健康人吸入至肺内,可造成感染传播。约10%感染者在青春期及身体抵抗力下降或罹患其他疾病时发病,而健康成人不发病。世界卫生组织与国际抗痨和肺病联盟等5个
Tuberculosis is a chronic infectious disease caused by Mycobacterium tuberculosis (TB) invade the body causing a series of lesions in the body. Mycobacterium tuberculosis infection can occur in any part of the body, of which 80% occurred in the lungs, known as tuberculosis. Active tuberculosis patients play an important role in the spread of the disease. When coughing, sneezing, talking loudly, tuberculosis-containing droplets are discharged from the respiratory tract by healthy people and can be spread to the lungs by healthy people. About 10% of the infected people develop their disease when their puberty and body resistance decline or other diseases occur, while healthy adults are not affected. World Health Organization and the International Union against tuberculosis and lung 5