目的探讨脑干脑炎的临床特点。方法对12例脑干脑炎的发病年龄、性别、临床表现及辅助检查进行分析,并结合文献探讨其临床特点。结果多有前驱感染史,男性多于女性,以青壮年居多,多侵犯脑桥至延髓锥体交叉以上,可合并其他部位受累,脑脊液改变不明显,MRI可发现病灶。结论脑干脑炎的病因尚不十分明确,MRI对诊断较有帮助,激素及抗病毒治疗有效,且预后良好 Objective To explore the clinical features of brain stem encephalitis. Methods The age, gender, clinical manifestation and auxiliary examination of 12 cases of brainstem encephalitis were analyzed, and their clinical features were discussed in combination with the literature. The results of more than a history of infection, more men than women, mostly young adults, more violations of the pontine to the medulla oblongata cross, may be involved in other parts of the involvement of cerebrospinal fluid was not obvious, MRI lesions can be found. Conclusions The etiology of encephalitis encephalitis is not very clear. MRI is helpful for the diagnosis, hormone and antiviral therapy are effective, and the prognosis is good