Intracranial hypotension

Case contributed by Andrei Kozhanov
Diagnosis almost certain

Presentation

Headache.

Patient Data

Age: 60 years
Gender: Female
mri

MRI demonstrates diffuse pachymeningeal thickening and enhancement. There is also rounding of the cross-section of the transverse sinus on a sagittal image consistent with engorgement and acquired tonsillar ectopia.

Case Discussion

Features are characteristic of intracranial hypotension. 

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