Presence of DWI hyperintensity at ON heads in patients stratified by Frisen papilledema grade
| Grade II or Higher | Grade III or Higher | Grade IV or Higher | ||||
|---|---|---|---|---|---|---|
| Patients (n = 16) | Total Eyes (n = 28) | Patients (n = 11) | Total Eyes (n = 19) | Patients (n = 4) | Total Eyes (n = 7) | |
| Reader 1 | 56.3% (9/16) | 42.9% (12/28) | 63.6% (7/11) | 57.9% (11/19) | 100.0% (4/4) | 85.7% (6/7) |
| Reader 2 | 81.3% (13/16) | 64.3% (18/28) | 81.8% (9/11) | 78.9% (15/19) | 100.0% (4/4) | 85.7% (6/7) |