Alphabetic Index FY2027

M24.2

Disorder of ligament

FY2027Chapter 13: Diseases of the musculoskeletal system and connective tissue/M20–M25 Other joint disorders

Non-billable headerNot valid on its own. Use one of the more specific codes under it.

M24.2 is a non-billable ICD-10-CM code header for disorder of ligament. Report a more specific code from it instead. It is part of the FY2027 code set, effective October 1, 2026. The more specific codes under it are 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 and 5 more. Its coding notes include 2 Excludes1 entries and 15 Excludes2 entries.

Excludes1

Not coded here. The listed conditions generally should not be reported together.

This code
  • familial ligamentous laxity (M35.7)
Inherited from M24 Other specific joint derangements
  • current injury - see injury of joint by body region

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

This code
Inherited from M24 Other specific joint derangements
Also from chapter/block level (11 notes)
Inherited from M20–M25 Other joint disorders
Inherited from Chapter 13 Diseases of the musculoskeletal system and connective tissue
  • arthropathic psoriasis (L40.5-)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • compartment syndrome (traumatic) (T79.A-)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Inclusion terms

Conditions classified to this code.

This code
  • Instability secondary to old ligament injury
  • Ligamentous laxity NOS

Notes

Also from chapter/block level (1 note)
Inherited from Chapter 13 Diseases of the musculoskeletal system and connective tissue
  • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition

More specific codes under M24.2 9