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近年来,结核病的发生又有增长趋势,严重危害人类健康,临床早期诊断及时发现并加以控制是众所关注的问题.长期以来对肺结核的诊断以X线胸片、痰涂片和培养等方法为主,这些传统方法分别存在着特异性差、敏感性低、且耗时间长等缺点,常延误诊治时机.PCR技术自1985年问世以来,在临床许多领域里应用广泛,1989年用于结核病的诊断,以其特异、灵敏、简捷等优点迅速成为肺结核诊断领域中的关注热点.本
In recent years, the occurrence of tuberculosis has the tendency to increase, which seriously endangers the health of human beings. It is a common concern that early diagnosis and control of clinical diagnosis should be timely.For a long time, the diagnosis of pulmonary tuberculosis is based on X-ray, sputum smear and culture methods Mainly due to their shortcomings such as poor specificity, low sensitivity and long time-consuming, which often delay diagnosis and treatment.PCR technology has been widely used in many clinical fields since it was introduced in 1985. In 1989, Diagnosis, with its special, sensitive, simple and other advantages quickly become the focus of attention in the field of tuberculosis diagnosis.