Table 1. Parameters Determined in the 21 Patients with Ankle OA.
| Case | Age | Sex | KL Grading | Painful side | Denis Pain Scale |
Joint Line Signal Change |
Intra Bone Signal Change |
|||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Initial | Follow | Talocrural Joint | Talocalcaneal Joint | Talus* | Calcaneus | Other Bone Around ankle | ||||||
| Advanced OA Group | 1 | 86 | F | IV | R | 4 | 4 | + | − | − | − | − |
| 2 | 73 | F | IV | R | 3 | 3 | + | − | − | − | + | |
| 3 | 87 | F | IV | L | 3 | 1 | − | + | + | − | − | |
| 4 | 70 | F | IV | L | 3 | 1 | + | − | − | − | − | |
| 5 | 70 | F | IV | R | 3 | 1 | + | − | − | − | + | |
| 6 | 61 | F | IV | R | 3 | 1 | + | − | − | − | − | |
| 7 | 40 | F | III | R | 3 | 1 | + | − | − | + | − | |
| (2) | II | L | 4 | 1 | +† | + | + | + | + | |||
| 8 | 47 | M | II | R | 3 | 1 | − | − | − | − | +** | |
| 9 | 72 | M | II | L | 3 | 1 | +† | − | − | − | − | |
| 10 | 62 | F | II | R | 3 | 1 | − | + | − | − | − | |
| Early OA Group | 11 | 90 | F | I | R | 3 | 1 | +† | − | − | − | − |
| 12 | 61 | F | I | L | 3 | 1 | − | + | + | + | + | |
| 13 | 42 | M | I | R | 3 | 1 | − | + | + | + | + | |
| 14 | 72 | M | I | R | 3 | 1 | − | − | − | − | − | |
| 15 | 59 | F | I | R | 3 | 1 | − | − | − | + | − | |
| 16 | 82 | F | I | L | 3 | 1 | − | − | − | + | − | |
| I | R | 3 | 1 | − | − | − | − | + | ||||
| 17 | 77 | M | I | R | 3 | 1 | − | − | − | − | + | |
| I | L | 3 | 1 | − | − | − | − | + | ||||
| 18 | 70 | F | 0 | L | 3 | 1 | − | + | + | + | + | |
| 19 | 70 | F | 0 | L | 4 | 1 | − | − | − | + | − | |
| 20 | 32 | F | 0 | R | 3 | 1 | − | − | − | − | −†† | |
| 21 | 71 | F | 0 | L | 3 | 1 | − | − | − | − | + | |
*Intra tarsal bone signal change without continuity to joint surface, †Signal change on talus side of talocrural joint only, **Signal change in fibula,
††Intra talocalcaneal joint effusion.