M24.2
ICD-10Non-billable categoryDisorder of ligament
Official ICD-10-CM descriptor (FY2026)
Disorder of ligament
M24.2 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Inclusion terms
- Instability secondary to old ligament injury
- Ligamentous laxity NOS
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- familial ligamentous laxity (M35.7)
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- internal derangement of knee (M23.5-M23.8X9)
ICD-10-CM FY2026 defines 9 codes beneath M24.2. See the ICD-10-CM index for what this site publishes.
Related codes in M24
- M24.0Loose body in jointcategory
- M24.1Other articular cartilage disorderscategory
- M24.3Pathological dislocation of joint, not elsewhere classifiedcategory
- M24.4Recurrent dislocation of jointcategory
- M24.5Contracture of jointcategory
- M24.6Ankylosis of jointcategory
- M24.7Protrusio acetabuli
- M24.8Other specific joint derangements, not elsewhere classifiedcategory
- M24.9Joint derangement, unspecified
Where this code sits
- Parent code
- M24
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.