Frisen reported a scale for staging/grading papilledema.
|
Fundoscopic Findings
|
Stage/Grade
|
|
normal optic disc
|
0
|
|
C-shaped halo of disc edema with temporal side preserved
|
1
|
|
circumferential halo of edema on the optic disc
|
2
|
|
elevation of the optic disc with partial obscuration of one or more segments of blood vessels at the disc margin
|
3
|
|
almost complete obscuration of MAJOR blood vessels on the optic disc
|
4
|
|
partial or total obscuration of ALL blood vessels on the surface of the optic disc
|
5
|
