Incidence, sensitivity, and specificity of imaging findings in IIH and control groups
| Imaging Signs | IIH | Controls | Sensitivity | Specificity |
|---|---|---|---|---|
| Optic nerve sheath dilation | 63 (84%) | 12 (16%) | 84 | 84 |
| Empty/partial empty sella | 69 (92%) | 20 (26%) | 92 | 74 |
| Posterior scleral flattening | 41 (55%) | 0 | 55 | 100 |
| Papilledema | 34 (45%) | 0 | 45 | 100 |
| Bilateral TSS | 55 (73%) | 6 (8%) | 73 | 92 |
| Enlarged MC | 56 (75%) | 11 (14%) | 75 | 86 |