Tuesday, 5 June 2012

Pseudotumour Cerebri MRI Findings


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  • Empty sella – 70%
  • Flattening of posterior sclera – 80%
  • Enhancement of prelaminar optic nerve – 50%
  • Distention of perioptic subarachnoid space – 45%
  • Vertical tortuosity of orbital optic nerve – 40%
  • Intraocular protrusion of prelaminar optic nerve – 30%
Consider Magnetic Resonance Venography to rule out cerebral venous thrombosis.

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