text: 表14-12在新生儿期表现为急性脑病的遗传代谢病实验室检查MMA：甲基丙二酸血症；PA：丙酸血症；IVA：异戊酸血症；MCD：多种羧化酶缺乏症若怀疑有机酸血症，应肌肉注射1mg维生素B12</sub>，以验证是否为维生素B12</sub>敏感性甲基丙二酸血症。
entities.entity: 急性脑病的遗传代谢病
entities.label: sym
entities.entity: MMA
entities.label: dis
entities.entity: 甲基丙二酸血症
entities.label: dis
entities.entity: PA
entities.label: dis
entities.entity: 丙酸血症
entities.label: dis
entities.entity: IVA
entities.label: dis
entities.entity: 异戊酸血症
entities.label: dis
entities.entity: MCD
entities.label: dis
entities.entity: 多种羧化酶缺乏症
entities.label: dis
entities.entity: 有机酸血症
entities.label: dis
entities.entity: 肌肉注射
entities.label: pro
entities.entity: 维生素B12</sub>敏感性甲基丙二酸血症
entities.label: dis