英语语法分析

Insufficient or poorly working myelin causes a number of diseases, including a rare and fatal congenital disorder called pediatric leukodystrophy that affects thousands of children.

髓磷脂不足或工作状态差可导致一系列疾病，包括影响几千个孩子的一种罕见与致命的遗传病：小儿脑白质营养不良。

Abnormal enhancement is not seen in PMD as opposed to some demyelinating disorders such as adrenal leukodystrophy in which enhancement is seen at the periphery of the active demyelination.

PMD中不会有异常的强化，相反其他的脱髓鞘病变如肾上腺脑白质营养不良症其外周活动性的脱髓鞘病变可以强化。