| Frequency | Percent (%) | |
| Mirror-image bone contusions (lateral tibial and medial femoral) | 18 | 47.3 |
Lateral meniscal lesion | 4 | 10.5 | |
Medial collateral ligament lesion | 6 | 15.8 | |
Femoro-tibial Subluxation | 3 | 7.9 | |
No sign | 13 | 34.2 |