CASE HISTORY/CLINIC:
32-year-old female with relapsing-remitting Ataxia occuring in batches.


FINDINGS:
Two elongated, poorly circumscribed inhomogeneous hyperintense intramedullar lesions in the medulla oblongata and in the upper part of the cervical marrow are seen on T2-w. Lesions appear hypointense on T1-w and show peripheral rim enhancement after contrast administration.


DIAGNOSIS:
Acute demyelination in a case of disseminated encephalitis


DIFFERENTIAL DIAGNOSIS:
ADEM
Sarkoidosis
Astrozytoma
Ependymoma
Metastases



web resources:

1) ACR Learning file
2) AWMF
3) Medicine worldwide
4) MRI-Library