Fig. 8.

Second-look arthroscopic findings in the medial condyle of the right knee at 6 months after operation in 2nd case. The cartilage damage area in medial femoral condyle was covered by regenerated cartilage (8a). On the medial tibial condyle, the cartilage fibrillation area was remained but reduced (8a,b). Degenerative tear on the posterior horn was repaired with only administering of ADRCs (8b).