本文系1979年我区结核病流行病学抽样调查中的资料。仅就儿童结素反应与活动性肺结核的关系进行探讨,以期我区在儿童结核病患者的发现工作中有所裨益。调查方法 15岁以下儿童用PPD-RT_(23)2Tu/0.1ml于左前臂掌侧皮内注射,72小时检查反应,硬结平均直径<6mm者为阴性,硬结平均直径≥6mm者为阳性,硬结在15mm以上或有水泡、丘疹、双圈、淋巴管炎、坏死 This article is the 1979 epidemic of tuberculosis in our sample survey. Only the relationship between children’s tuberculosis reaction and active tuberculosis is explored, so that our district can benefit children’s tuberculosis patients’ discoveries. Survey method Children under 15 years of age with PPD-RT_ (23) 2Tu / 0.1ml intradermal injection of the left forearm intradermal, 72 hours to check the reaction, the average diameter less than 6mm induration was negative, the average diameter of induration ≥ 6mm were positive, induration In 15mm or more or blisters, papules, double lap, lymphangitis, necrosis