ICD-10 CM Code M23.21
M23.21
Derangement of anterior horn of medial meniscus due to old tear or injury
Inclusion Term
- Old bucket-handle tear
Excludes Type 1
- ankylosis (M24.66)
- current injury - see injury of knee and lower leg (S80-S89)
- deformity of knee (M21.-)
- osteochondritis dissecans (M93.2)
- recurrent dislocation or subluxation of joints (M24.4)
- recurrent dislocation or subluxation of patella (M22.0-M22.1)
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