Table 2.

Computed tomography cisternography findings in patients with idiopathic CSF leak

CT cisternogram findings	Number of patients	Percentage (%)
Empty sella	18	72
Partially empty sella	7	28
Perioptic filling	11	44
Optic blunting	8	32
Arachnoid pits	12	48
Encephalocoele	3	12