M24.2
Disorder of ligament
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 16 never code together
M24code
M24.2code
Excludes2
- internal derangement of knee (M23.5-M23.8X9)M23.5-M23.8X9M23.5-M23.8X9
M00-M99chapter
Excludes2
- arthropathic psoriasis (L40.5-)L40.5-
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- compartment syndrome (traumatic) (T79.A-)T79.A-
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 4
M24.2code
Inclusion terms
- Instability secondary to old ligament injury
- Ligamentous laxity NOS
M00-M25block
Includes
- Disorders affecting predominantly peripheral (limb) joints
M00-M99chapter
Notes
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 9 same parent — M24
M24.0 Loose body in joint category M24.1 Other articular cartilage disorders category M24.3 Pathological dislocation of joint, not elsewhere classified category M24.4 Recurrent dislocation of joint category M24.5 Contracture of joint category M24.6 Ankylosis of joint category M24.7 Protrusio acetabuli M24.8 Other specific joint derangements, not elsewhere classified category M24.9 Joint derangement, unspecified
Subordinate codes 9
M24.20 Disorder of ligament, unspecified site M24.21 Disorder of ligament, shoulder M24.22 Disorder of ligament, elbow M24.23 Disorder of ligament, wrist M24.24 Disorder of ligament, hand M24.25 Disorder of ligament, hip M24.27 Disorder of ligament, ankle and foot M24.28 Disorder of ligament, vertebrae M24.29 Disorder of ligament, other specified site
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.