髓母细胞瘤多见于儿童，主要发生于小脑蚓部，桥脑髓母细胞瘤较少见，现报告1例并分析如下。l案例谢某，男性，11岁，学生。某日与同学玩耍时发生争吵，被一同学拳击头部，当时仅感轻微头晕，伤后12天诉头痛、恶心、呕吐，视物不清，伤后49天突然死亡。尸检：尸长117cm，发育正 Medulloblastoma more common in children, mainly in the cerebellar vermis, pontine medulloblastoma rare, is reported in 1 case and analyzed as follows. l Case Xiemou, male, 11 years old, student. One day a quarrel occurred while playing with classmates. He was summoned to a boxing club by a classmate. He was only slightly dizzy at the time. He complained of headache, nausea and vomiting for 12 days after injury. His sight suddenly died 49 days after the injury. Autopsy: dead length of 117cm, positive development