戊二酸血症( glutaric acidemia )是一种线粒体脂质代谢障碍性疾病,一般分为Ⅰ型和Ⅱ型两类。戊二酸血症Ⅰ型( glutaric academia type Ⅰ )为组织戊二酰辅酶A脱氢酶( glutaryl-CoA dehydrogenase )缺陷所致,戊二酰辅酶A脱氢酶活性明显降低,所有组织中戊二酸浓度均增高。如Ⅱ型戊二酸血症( glutaric academia type Ⅱ ) 、戊二酰辅酶A氧化酶缺陷症( glutaryl-CoA oxidase deficiency ) 、 α ......