晚发性维生素K缺乏症并颅内出血是儿科临床比较常见的疾病,其病因为维生素K缺乏所致低凝血酶原症,因其起病急,病情重,高死亡率,高致残率而引起儿科界的关注。目前对本病仍限于传统止血、输血、应用脱水剂和/或头颅外科手术治疗,后遗症多严重影响患儿生存质量。为此作者采用口服 Late onset vitamin K deficiency and intracranial hemorrhage is a common pediatric clinical disease, the cause of vitamin K deficiency caused by low prothrombinosis, due to its acute onset, severe illness, high mortality and high morbidity Aroused the concern of pediatricians. Currently the disease is still limited to the traditional hemostasis, blood transfusion, dehydration and / or cranial surgery, sequelae and more seriously affect the quality of life in children. To this end the author used oral