目的　探讨小儿原发脑干损伤的发病率及临床特点。方法　 14岁以下为小儿组 ,14岁以上为成人组 ,所有病人经临床表现及 CT检查诊断。观察指标　入院时格拉斯哥昏迷计分法 ,癫痫发作 ,瞳孔变化 ,去大脑强直 ,偏瘫 ,呼吸障碍 ;卡方检验统计。结果　小儿组发病率高 ,癫痫发作及瞳孔变化、偏瘫、呼吸障碍者多 ,死亡率低 ,统计学卡方检验有显著性差异。结论　小儿原发脑干损伤与成人相比 ,发病率高 ,病情重 ,但预后好 Objective To investigate the incidence and clinical features of primary brain stem injury in children. Methods 14-year-old pediatric group, 14-year-old adult group, all patients diagnosed by clinical manifestations and CT examination. Observe the indicators of admission Glasgow coma scoring method, seizures, pupil changes, to brain rigidity, hemiplegia, respiratory disorders; chi-square test statistics. Results The pediatric group had high incidence, seizures and pupil changes, hemiplegia, many respiratory disorders, low mortality and statistical chi-square test were significantly different. Conclusion The incidence of primary brain stem injury in children compared with adults, high incidence, serious condition, but the prognosis is good