56 new cartilage lesions were found at second-look arthroscopy after ACL reconstruction (including 28 at patella and 28 at trochlea).

• 结果:103例取髌腱重建的患者在前交叉韧带重建时关节镜检查共发现59处髌股关节软骨损伤,前交叉韧带重建后再次关节镜检查共发现新增56处软骨损伤,其中新增髌骨软骨损伤28处,新增滑车软骨损伤28处。