作者报告8例因凝血酶原复合因子缺乏所致的婴儿颅内出血。年龄为3月～1岁,其中6例为3周～2个月,2例为5～7个月。除1例外全为母乳喂养。发育营养良好,均无出血倾向的家族史。入院时所有患儿都有蛛网膜下腔出血及颅内血肿,其中6例为双侧性,病情处于危重状态,有中 The authors report 8 cases of infant intracranial hemorrhage due to the absence of prothrombin complex. The age ranged from 3 months to 1 year, of which 6 were from 3 weeks to 2 months and 2 were from 5 to 7 months. All but one were breastfed. Well-developed nutrition, no family history of bleeding tendency. All children admitted to hospital had subarachnoid hemorrhage and intracranial hematoma, of which 6 were bilateral, the condition is in critical condition, with