Section M15-M19Osteoarthritis

Excludes2

  • osteoarthritis of spine (M47.-)
  1. M15 Polyosteoarthritis

    Includes:

    • arthritis of multiple sites

    Excludes1

    • bilateral involvement of single joint (M16-M19)
    1. M15.0 Primary generalized (osteo)arthritis

    2. M15.1 Heberden's nodes (with arthropathy)

      Inclusion term(s):

      • Interphalangeal distal osteoarthritis
    3. M15.2 Bouchard's nodes (with arthropathy)

      Inclusion term(s):

      • Juxtaphalangeal distal osteoarthritis
    4. M15.3 Secondary multiple arthritis

      Inclusion term(s):

      • Post-traumatic polyosteoarthritis
    5. M15.4 Erosive (osteo)arthritis

    6. M15.8 Other polyosteoarthritis

    7. M15.9 Polyosteoarthritis, unspecified

      Inclusion term(s):

      • Generalized osteoarthritis NOS
Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.