本文分析58例婴儿维生素K缺乏并颅内出血,其中晚发组46例,均为单纯母乳喂养儿,继发组12例均有严重感染或肝胆疾患致维生素K合成不足。全部病例均有颅内出血及其他部位出血,脑脊液检查27例全为均匀一致血性,11例找到皱缩红细胞。头颅CT6例证实有硬膜下或蛛网膜下散在多发出血 58 cases of infants with vitamin K deficiency and intracranial hemorrhage were analyzed in this study. Among them, 46 cases of late-onset infants were exclusively breast-fed, while 12 cases of secondary infection had severe infection or liver-gallbladder deficiency. All cases have intracranial hemorrhage and other parts of the bleeding, cerebrospinal fluid examination of 27 cases were all uniform and bloody, 11 cases of shrinkage of red blood cells found. Head CT6 cases of subdural or subarachnoid scattered in multiple bleeding