Mega cisterna magna

Case contributed by A.Prof Frank Gaillard
Modality: CT

Prominent retrocerebellar CSF space. 

Modality: MRI

Large retrocerebellar space that follows CSF signal on all sequences. Normal cerebellar vermis. 

Case Discussion

Incidental mega cisterna magna. Images at higher levels confimed the presence of a normal posterior fossa and vermis distinguishing it from a Dandy-Walker malformation.

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Case Information

rID: 4584
Case created: 18th Sep 2008
Last edited: 25th Oct 2015
Inclusion in quiz mode: Included

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