Meniscal tears can be either traumatic or degenerative in nature. Meniscal tears are uncommon in persons under 10 years of age, but become increasingly common during and after adolescence.

Owing to its size and consistency, mini-arthrotomy was required. This allowed a return to sporting activities. Localised pigmented villonodular synovitis can mimic symptoms of a meniscal tear.

Just one day after having a meniscectomy to repair a torn medial meniscus in his right knee, Derrick Rose was back at the Chicago Bulls' training facility on Saturday beginning his rehab process.