| Feature |
Score |
| Defect fill |
Complete |
20 |
| Hypertrophy |
15 |
| Incomplete > 50 % |
10 |
| Incomplete < 50 % |
5 |
| Subchondral bone expose |
0 |
| Cartilage interface |
Complete |
15 |
| Demarcating border visible |
10 |
| Defect visible < 50 % |
5 |
| Defect visible > 50 % |
0 |
| Surface |
Surface intact |
10 |
| Surface damaged < 50 % of depth |
5 |
| Surface damaged > 50 % of depth |
0 |
| Adhesion |
Yes |
5 |
| No |
0 |
| Structure |
Homogenous |
5 |
| Inhomogenous or cleft formation |
0 |
| Signal intensity |
Normal |
30 |
| Nearly normal |
10 |
| Abnormal |
0 |
| Subchondral Lamina |
Intact |
5 |
| Not intact |
0 |
| Sabchondral bone |
Intact |
5 |
| Granulation tissue, cyst, sclerosis |
0 |
| Effusion |
No effusion |
5 |
| Effusion |
0 |
| Total |
(0-100) |
|
