An MRI of his brain and cervical spine has confirmed the presence of dysmyelination.
他脑部和颈椎的核磁共振成像证实了他患有髓鞘功能不良症。
2
The classic "tigroid" appearance that is the result of heterogeneous areas of myelination and dysmyelination may be seen on MRI but this finding is not exclusive to PMD.