2个月以下婴儿发生脑膜炎球菌感染甚少,推测是与母亲保护性抗体可通过胎盘有关,因此新生儿脑膜炎球菌感染大多临床经过比较轻。本文作者报告1例25天新生儿发生急性B组脑膜炎球菌感染,经血和脑脊液细菌培养证实,临床上呈严重暴发性败血症经过,病情凶险,经合理抢救后脱险。 Meningococcal infections are less common in babies younger than 2 months and are presumed to be related to the mother’s protective antibodies passing through the placenta. Therefore, most of the neonatal meningococcal infections are clinically less severe. The authors report a case of 25 days of neonatal acute group B meningococcal infection, menstrual blood and cerebrospinal fluid bacterial culture confirmed clinically severe outbreaks of sepsis after the disease dangerous, after reasonable rescue out of danger.