Idiopathic intracranial hypertension

Case contributed by Dr Piyush P Siwach

Presentation

Follow up of left middle cranial fossa arachnoid cyst. Increasing headache.

Patient Data

Age: 35 years
Gender: Female

Partially empty sella and symmetrically dilated Meckel cave bilaterally. Dilated perioptic nerve CSF spaces, with vertical tortuosity of optic nerves and flattening of the optic nerve heads.

Enlarged CSF space around the third cranial nerve in the cavernous sinus bilaterally.

Incidental left middle cranial fossa arachnoid cyst.

Case Discussion

This case demonstrates some of the key features of idiopathic intracranial hypertension (IIH):

Other MRI features not present on this MRI that support IIH include "pinched" transverse sinuses and increased scalp/nuchal subcutaneous fat.

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Case information

rID: 53523
Case created: 22nd May 2017
Last edited: 29th May 2017
Inclusion in quiz mode: Included
Excluded from licensing

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