婴儿期维生素K缺乏所致的严重出血倾向,特别是颅内出血,近几年才被重视。各地均有病例报告,以亚洲各国居多。我国张氏最近综合报告了33例。本院近3年来共收治5例,现将资料较完整的1例报告如下。病历摘要患儿林××,男性,2个月。1979年12月25日入院。主诉为呕吐,惊厥。正常分娩,第二胎第二产,母奶喂养。询问家庭史无异常发现。患儿入院前3天 Infant vitamin K deficiency caused by severe bleeding tendency, especially intracranial hemorrhage, was only taken seriously in recent years. There are case reports everywhere, mostly in Asian countries. Our recent comprehensive report of 33 cases. The hospital received a total of 5 cases over the past three years, now a more complete report of the data as follows. Medical record Children Lin × ×, male, 2 months. December 25, 1979 admission. The main complaint was vomiting, convulsions. Normal childbirth, second child second childbirth, breastfeeding. No unusual family history inquiry. Children 3 days before admission