Which of the following is not a cause of spontaneous CSF leak?
Pseudotumor cerebri, Empty sella syndrome and Encephalocele are causes of spontaneous CSF leak leading to intracranial hypotension. Hence raised ICP is contradictory in spontaneous CSF leak. Ref: Progress in Clinical Neurosciences, Volume 24 By Deepu Banerji , Pages 219-224; Chronic Daily Headache for Clinicians By Peter J. Goadsby, Stephen D. Silberstein, David Dodick, Pages 212-13.
Raised ICP
Pseudotumor cerebri
Empty sella syndrome
Encephalocele