text: 【诊断与鉴别诊断】如患儿有外周化脓性病灶，特别是中耳炎、乳突炎、皮肤感染或败血症，或有青紫型先天性心脏病或感染性心内膜炎，或有开放性颅脑损伤等病史，一旦出现中枢神经系统症候，即应考虑脑脓肿的可能性，及时进行CT或MRI检查可明确诊断。
entities.entity: 中耳炎
entities.label: dis
entities.entity: 乳突炎
entities.label: dis
entities.entity: 皮肤感染
entities.label: dis
entities.entity: 败血症
entities.label: dis
entities.entity: 青紫型先天性心脏病
entities.label: dis
entities.entity: 感染性心内膜炎
entities.label: dis
entities.entity: 开放性颅脑损伤
entities.label: dis
entities.entity: 中枢神经系统
entities.label: bod
entities.entity: 脑脓肿
entities.label: dis
entities.entity: CT
entities.label: pro
entities.entity: MRI
entities.label: pro