先天性结核是结核杆菌经胎盘通过脐带垂直传播,使胎儿在宫内感染结核。新生儿缺乏宿主免疫反应,所以临床仅有非特异性症状。因此临床病史采集特别是提高对孕母孕期病史的认识是防治先天性结核的关键。1临床资料患儿,男,49d,因发热、咳嗽9d入院。患儿入院前9d无明显诱因出现发热 Congenital tuberculosis is Mycobacterium tuberculosis by the placenta vertical transmission through the umbilical cord, the fetus in the womb tuberculosis. Neonatal lack of host immune response, so the clinical non-specific symptoms only. Therefore, the collection of clinical history, especially to improve the understanding of pregnant women during pregnancy is the key to prevention and treatment of congenital tuberculosis. 1 clinical data in children, male, 49d, due to fever, cough 9d admission. 9d before admission, no obvious incentive for fever