Section
M23.20
Derangement of unspecified meniscus due to old tear or injury
Hierarchy
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M00-M99 Diseases of the musculoskeletal system and connective tissue (M00-M99)
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M20-M25 Other joint disorders (M20-M25)
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M23 Internal derangement of knee
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M23.2 Derangement of meniscus due to old tear or injury
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M23.20 Derangement of unspecified meniscus due to old tear or injury
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M23.200 Derangement of unspecified lateral meniscus due to old tear or injury, right knee
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M23.201 Derangement of unspecified lateral meniscus due to old tear or injury, left knee
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M23.202 Derangement of unspecified lateral meniscus due to old tear or injury, unspecified knee
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M23.203 Derangement of unspecified medial meniscus due to old tear or injury, right knee
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M23.204 Derangement of unspecified medial meniscus due to old tear or injury, left knee
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M23.205 Derangement of unspecified medial meniscus due to old tear or injury, unspecified knee
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M23.206 Derangement of unspecified meniscus due to old tear or injury, right knee
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M23.207 Derangement of unspecified meniscus due to old tear or injury, left knee
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M23.209 Derangement of unspecified meniscus due to old tear or injury, unspecified knee
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Notes
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Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
Inclusion Terms
M23.20
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Derangement of unspecified lateral meniscus due to old tear or injury
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Derangement of unspecified medial meniscus due to old tear or injury
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Old bucket-handle tear
Excludes 1
Excludes 2
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current injury - see injury of knee and lower leg (S80-S89)
- S80-S89 Injuries to the knee and lower leg (S80-S89)
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recurrent dislocation or subluxation of joints (M24.4)
- M24.4 Recurrent dislocation of joint
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recurrent dislocation or subluxation of patella (M22.0-M22.1)
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joints of the spine (M40-M54)
- M40-M54 Dorsopathies (M40-M54)
- L40.5 Arthropathic psoriasis
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certain conditions originating in the perinatal period (P04-P96)
- A00-B99 Certain infectious and parasitic diseases (A00-B99)
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compartment syndrome (traumatic) (T79.A-)
- T79.A Traumatic compartment syndrome
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complications of pregnancy, childbirth and the puerperium (O00-O9A)
- O00-O9A Pregnancy, childbirth and the puerperium (O00-O9A)
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congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
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endocrine, nutritional and metabolic diseases (E00-E88)
- S00-T88 Injury, poisoning and certain other consequences of external causes (S00-T88)
- C00-D49 Neoplasms (C00-D49)
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symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)