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Case No. 663
2023-08-01~2023-08-31
출제자 : 황인평
Hit : 385
| Period | 2023-08-01~2023-08-31 |
|---|---|
| Diagnosis | Wallerian degeneration. |
| Gender |
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| Age | 85 |
| Clinical information | F/85 C.C: Lt side extremity weakness, gait imabalance(onset: 2MA) 4개월 전 영상(앞3장)과 비교하여 새롭게 발생한 병변의 원인은? |
| Discussion | Wallerian degeneration of the pontocerebellar tracts: demyelination and disintegration of the distal axonal segment following the interruption of the axonal integrity or damage to the neuron One of cause of bilateral middle cerebellar peduncles lesion, usually following pontine hemorrhage or pontine infarction. Imaging finding: bilateral symmetrical hyperintense signals in the middle cerebellar peduncles on T2-WI mild cerebellar atrophy. From 26 days to 4.5 months after hemorrhage, become undetectable 5 years after hemorrhage DDx.: Central pontine myelinosis, in neurodegenerative disorders such as multiple system atrophy, spinocerebellar ataxia, adrenoleukodystropy, alcoholic liver disease, Wilson disease, hypoglycemic coma, or progressive multifocal leukoencephalopathy (PML) Reference) AJNR Am J Neuroradiol. 2003;24(10):1946-54 Indian J Radiol Imaging. 2013;23(2):164-7 |
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