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ICD-10-CM M23 — Internal derangement of knee | Codelle

M23

ICD-10-CM

Internal derangement of knee

Clinical Notes

Excludes 1 — Not coded here

ankylosis (M24.66)
deformity of knee (M21.-)
osteochondritis dissecans (M93.2)

Excludes 2 — Not included here

current injury - see injury of knee and lower leg (S80-S89)
recurrent dislocation or subluxation of joints (M24.4)
recurrent dislocation or subluxation of patella (M22.0-M22.1)

Code Hierarchy

Subcodes (8)

M23.0Cystic meniscus

M23.2Derangement of meniscus due to old tear or injury

M23.3Other meniscus derangements

M23.4Loose body in knee

M23.5Chronic instability of knee

M23.6Other spontaneous disruption of ligament(s) of knee

M23.8Other internal derangements of knee

M23.9Unspecified internal derangement of knee

Same Category

M23.0Cystic meniscus M23.00Cystic meniscus, unspecified meniscus M23.000Cystic meniscus, unspecified lateral meniscus, right knee M23.001Cystic meniscus, unspecified lateral meniscus, left knee M23.002Cystic meniscus, unsp lateral meniscus, unspecified knee

M23.003

Cystic meniscus, unspecified medial meniscus, right knee

M23.004Cystic meniscus, unspecified medial meniscus, left knee

M23.005Cystic meniscus, unsp medial meniscus, unspecified knee

M23.006Cystic meniscus, unspecified meniscus, right knee

M23.007Cystic meniscus, unspecified meniscus, left knee

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