0 |
No |
No |
No |
1 |
Less than 25% |
Filmy avascular |
Detached with gentle
traction |
2 |
Between 25-50% |
Opaque, translucent, avascular |
Detached
with moderate traction |
3 |
Between 50-75% |
Vascular or opaque |
Detached with sharp
traction |
4 |
More than 75% |
Opaque, thick veins available |
- |