M23.211 Derangement of anterior horn of medial meniscus due to old tear or injury, right knee |
M23.231 Derangement of other medial meniscus due to old tear or injury, right knee |
M23.221 Derangement of posterior horn of medial meniscus due to old tear or injury, right knee |
M23.203 Derangement of unspecified medial meniscus due to old tear or injury, right knee |