I m 41 yrs old, 80kg, 5 10 . Recently, I started playing tennis in clay court which caused problem in right knee. Now I ve difficulty in stepping on stairs, jogging/walking etc. The MRI findings are as below: - - T1 hypo, T2 hyper and STIR hyperintensity noted articular & non-articular surfaces of medial femoral condoyle with destruction of overlying articular cartilage and secondary Subchondrial cyst formation. The findings s/o ? Post traumatic bony changes/ ? Osteochondritis dessicans. - Focal STIR hyperintensities in MCL without loss of fibers integrity, s/o Intrasubstance MCL tear. - Grade II horizontal tear in posterior horn of medial meniscus. Please say in layman s term what actually is the problem and what are the remedies to make me able to play again. Thanks.