CSF-OP (cm H2O) | Acetazolamide (mg) | |||||
Pre VSS | Post VSS | Decrease (%) | Pre VSS | Post VSS | Decrease (%) | |
All (n=50) | 36.98 | 20.24 | 16.74 (45) | 950 | 300 | 650 (68) |
Ex (n=29) | 37.34 | 20.93 | 16.41 (44) | 1086.2 | 413.79 | 672.41 (62) |
In (n=21) | 36.48 | 19.29 | 17.19 (47) | 761.90 | 142.86 | 619.04 (81) |
Ex, extrinsic venous sinus stenosis; In, intrinsic venous sinus stenosis.