摘要
目的：了解婴儿晚发性维生素Ｋ缺乏症的临床特征，进一步探讨其诊断和治疗。方法：对４８例患儿进行临床症状、发病情况及诊治方法的观察。结果：４８例患儿发病均在６个月以前，均为母乳喂养，临床以出血为主要表现，而颅内出血占７２％。结论：本病病情严重，死亡率高，应早期诊断，对出生３个月以内母乳喂养小儿常规使用维生素Ｋ１。
Objective:To investigate the clinical features,diagnosis and treatment of delayed Vit K deficiency in infants. Methods: The clinical symptoms,onset,diagnosis and treatment of 48 infant patients were observed. Results: The pathogenic ages of all the patients were within six months postnatally. All of them were breast fed.Hemorrhage was the main clinical manifestation, intracranial hemorrhage accounting for 72%. Conclusion:Early diagnosis and treatment of the deficiency is of vital importance. Vitamin K should be administered routinely to breast fed infants within three months postnatally.
