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临床上以脑干局灶性损害为主要症状,起病急性或亚急性,预后较好的病例,经排除了其它脑干病变,诊断脑干脑炎,报告了我科收治的12例。本组12例男性5例,女性7例。年龄分布在12～59岁之间。各季均有发病。起病急性或亚急性。病前后无明显前驱症状。主要症状有头痛、呕吐、眩晕、复视、嘴歪、耳聋、口齿不清、返呛、异常感觉、肢体力弱及走路不稳等。体征有强迫头位、眼震、下颌歪斜,外展神经麻痹、周围性面瘫、构音障碍以及Horner’s征,侧视麻痹,共济失调,锥体束征等。脑干受损部位以桥脑最多,延脑、中脑次之。
Clinical brain lesions as the main symptom of focal brain lesions, acute or subacute onset, the prognosis is good cases, ruled out other brain stem lesions, diagnosis of brainstem encephalitis, reported 12 cases treated in our department. The group of 12 males in 5 cases, 7 females. Age distribution in 12 to 59 years old. The incidence of all quarters. Acute or subacute onset. No obvious prodromal symptoms before and after the illness. The main symptoms are headache, vomiting, dizziness, diplopia, crooked mouth, deafness, speechless, back to choke, abnormal sensations, weak limbs and walking instability. Signs were forced head position, nystagmus, jaw skew, abducens nerve palsy, peripheral facial paralysis, dysarthria and Horner’s sign, lateral paralysis, ataxia, pyramidal signs and so on. Brainstem injury site to the pontine most, brain, brain in the second.