Supracerebellar arachnoid cyst

Case contributed by Dr Tamsir Rongpipi


Complains of headache.

Patient Data

Age: 16 years
Gender: Female

A T2 hyperintense, T1 and FLAIR hypointense lesion following CSF signal noted in the supracerebellar region.

Mild mass effect is seen as evidenced by mild compression upon the vermis as well as the pineal gland.

No significant compression of the tectum is noted. No hydrocephalus seen. No restriction is noted on DW images. No blooming noted in SWAN images.

Case Discussion

Large supracerebellar arachnoid cyst can cause reversible herniation of the cerebellar tonsils.

PlayAdd to Share

Case information

rID: 68305
Published: 25th May 2019
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included
Institution: Apollo hospitals Guwahati

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.