text: （三）实验室检查①血、尿、粪三大常规，有助于中毒性菌痢及尿路感染等感染性疾病诊断；②血生化检查，如钙、磷、钠、钾、肝、肾功能帮助了解有否代谢异常，所有惊厥病例均检查血糖，了解有否低血糖；③选择血、尿、粪及脑脊液等标本培养明确感染病原；④毒物及抗癫痫药物浓度测定；⑤疑颅内病变，选择腰椎穿刺、眼底检查、头颅B超及脑电图等检查。
entities.entity: 实验室检查
entities.label: pro
entities.entity: 血
entities.label: ite
entities.entity: 尿
entities.label: ite
entities.entity: 粪
entities.label: ite
entities.entity: 中毒性菌痢
entities.label: dis
entities.entity: 血生化检查
entities.label: pro
entities.entity: 血糖
entities.label: ite
entities.entity: 低血糖
entities.label: dis
entities.entity: 抗癫痫药物
entities.label: dru
entities.entity: 颅内病变
entities.label: dis
entities.entity: 腰椎穿刺
entities.label: pro
entities.entity: 眼底检查
entities.label: ite
entities.entity: 头颅B超
entities.label: pro
entities.entity: 脑电图
entities.label: pro