[名词解释] 流行性乙型脑炎

简述典型乙型脑炎极期的临床特征。 急性肱骨外上髁炎时最好的诊断措施是() ["A．X线平片","B．CT","C．临床评定","D．骨扫描","E．EMG"] 髋的骨性关节炎最常见的表现是() ["A．关节渗液","B．疼痛","C．捻发音","D．关节挛缩","E．无力"] 食管静脉曲张是下列哪种疾病的重要并发症() ["A．食管癌","B．贲门癌","C．肝癌","D．肝硬化","E．胰腺癌"] 乙型脑炎病毒进入人体后是否发病，与_____有关。 流行性乙型脑炎