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。
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