对先天性喉喘鸣误诊致维生素K缺乏性出血1例分析如下。1病历摘要男,2月龄,双胎之一,喉鸣1个多月,夜惊,哭闹不安1 d。患儿于生后10 d余出现喉鸣,后经当地卫生院诊断为支气管炎,予感冒药及头孢克肟口服。1 d前始出现夜惊及哭闹不安而来院诊治。查体:毛发稀黄,前额部散在针尖样出 1 cases of congenital laryngeal misdiagnosis caused by vitamin K deficiency bleeding as follows. 1 Medical summary Male, 2 months old, one of twins, throat ring more than 1 month, night scared, crying uneasy 1 d. Children in the post-birth 10 days more than throat, after diagnosis by the local hospitals bronchitis, cold medicine and cefixime oral. Night before the emergence of a night scared and crying uneasy hospital treatment. Physical examination: thin yellow hair, the Ministry of the forehead scattered in the tip like