Characteristic | Grading | Score |
---|---|---|
Degree of defect repair | Level with surrounding cartilage | 4 |
75% repair of defect depth | 3 | |
50% repair of defect depth | 2 | |
25% repair of defect depth | 1 | |
0% repair of defect depth | 0 | |
Integration to border zone | Complete integration with border zone | 4 |
Demarcating border <1 mm | 3 | |
¾ of graft integrated, ¼ with notable border >1 mm | 2 | |
½ of graft integrated with surrounding cartilage, ½ with a notable border >1 mm | 1 | |
From no contact to 1/4th of graft integrated with surrounding cartilage | 0 | |
Macroscopic appearance | Intact smooth surface | 4 |
Fibrillated surface | 3 | |
Small, scattered fissures or cracks | 2 | |
Several, small or few but large fissures | 1 | |
Total degeneration of grafted area | 0 | |
Total | 12 |