M22.42
BillableChondromalacia patellae, left knee
Chondromalacia patellae, left knee
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- •arthropathic psoriasisL40.5
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •compartment syndrome (traumatic)A-)T79
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •joints of the spineM40-M54
- •traumatic dislocation of patellaS83.0
Related Codes(2)
Also Known As / Clinical Terms(25)
SNOMED CT
- Chondromalacia of patella36071006
- Chondromalacia patella36071006
- Chondromalacia patellae36071006
- Degeneration of articular cartilage of patella36071006
- Chondromalacia of bilateral patellas15636211000119100
- Chondromalacia of both patellas15636211000119100
- Chondromalacia of joint of left knee15720481000119102
- Chondromalacia of joint of right knee941781000124105
- Chondromalacia of left patella303861000119106
- Chondromalacia of right patella15749161000119108
- Degenerative disorder of articular cartilage of left knee42341000087107
- Degenerative disorder of articular cartilage of right knee42351000087105
Clinical Terms
- Chondromalacia of joint of left knee
- Chondromalacia of patella
- Degenerative disorder of articular cartilage of right knee
- Chondromalacia patellae
- Degenerative disorder of articular cartilage of left knee
- Chondromalacia of bilateral patellas
- Chondromalacia patella
- Chondromalacia of joint of right knee
- Chondromalacia of right patella
- Degeneration of articular cartilage of patella
- Chondromalacia of both patellas
- Chondromalacia of left patella
Frequently Asked Questions
What is the ICD-10 code for chondromalacia patellae, left knee?
The ICD-10-CM code for chondromalacia patellae, left knee is M22.42. The full clinical description is "Chondromalacia patellae, left knee". M22.42 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code M22.42 mean?
ICD-10-CM code M22.42 represents “Chondromalacia patellae, left knee”. It is classified under Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue and is a billable/specific code that can be used on a claim.
Is M22.42 a billable code?
Yes, M22.42 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is M22.42 in?
M22.42 is in Chapter 13: Diseases of the Musculoskeletal System and Connective Tissue (codes M00-M99).
What SNOMED CT codes does M22.42 map to?
M22.42 maps to 8 SNOMED CT concepts: 15636211000119100, 15720481000119102, 941781000124105, 303861000119106, 36071006, and 3 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for M22.42?
M22.42 is linked to 1 UMLS Concept Unique Identifier: C2894588. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does M22.42 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like chondromalacia patellae, left knee affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of M22.42?
There is no direct ICD-11 mapping available for M22.42 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.