结核伤病员是一种由患有急性呼吸道疾病的病人产生的空气飞沫传播的疾病。与感染肺结核的患者在同一空气环境的个体有被感染的危险。从1985年以来,美国结核病新的发病率已有增加。1990年报导的新发结核病(Tuberculosis,TB)大约25000例。从1988年以来,在美国许多医院发生了包括一种药物耐药株在内的结核暴发流行。这些暴发与多种因素有关,如诊 Tuberculosis sickness is a disease spread by air droplets created by patients with acute respiratory diseases. Individuals infected with tuberculosis in the same air environment are at risk of becoming infected. Since 1985, the new incidence of tuberculosis in the United States has increased. About 25,000 new cases of tuberculosis (TB) were reported in 1990. Since 1988, tuberculosis outbreaks have occurred in many hospitals in the United States, including one drug-resistant strain. These outbreaks are related to many factors, such as diagnosis