Table 1: The modified Dandy criteria for IIH. All criteria must be met.
Modified Dandy criteria for the diagnosis of idiopathic intracranial hypertension |
1. Signs and symptoms of increased intracranial pressure: Headaches, Nausea, Vomiting, Visual changes, Papilledema. |
2. No localizing or focal neurologic signs or impaired level of consciousness otherwise, with the single exception being unilateral or bilateral VI nerve paresis. |
3. Elevated CSF pressure, but with no cytologic or chemical abnormalities otherwise. |
4. No etiology for increased ICP on neuroimaging findings. |