Excludes1

  • current injury - see injury of spine by body region
  • discitis NOS (M46.4-)
  1. M50 Cervical disc disorders

    Note: code to the most superior level of disorder

    Includes:

    • cervicothoracic disc disorders with cervicalgia
    • cervicothoracic disc disorders
    1. M50.0 Cervical disc disorder with myelopathy

      1. M50.00 Cervical disc disorder with myelopathy, unspecified cervical region

      2. M50.01 Cervical disc disorder with myelopathy, high cervical region

        Inclusion term(s):

        • C2-C3 disc disorder with myelopathy
        • C3-C4 disc disorder with myelopathy
      3. M50.02 Cervical disc disorder with myelopathy, mid-cervical region

        • M50.020 Cervical disc disorder with myelopathy, mid-cervical region, unspecified level
        • M50.021 Cervical disc disorder at C4-C5 level with myelopathy

          Inclusion term(s):

          • C4-C5 disc disorder with myelopathy
        • M50.022 Cervical disc disorder at C5-C6 level with myelopathy

          Inclusion term(s):

          • C5-C6 disc disorder with myelopathy
        • M50.023 Cervical disc disorder at C6-C7 level with myelopathy

          Inclusion term(s):

          • C6-C7 disc disorder with myelopathy
      4. M50.03 Cervical disc disorder with myelopathy, cervicothoracic region

        Inclusion term(s):

        • C7-T1 disc disorder with myelopathy
    2. M50.1 Cervical disc disorder with radiculopathy

      1. M50.10 Cervical disc disorder with radiculopathy, unspecified cervical region

      2. M50.11 Cervical disc disorder with radiculopathy, high cervical region

        Inclusion term(s):

        • C2-C3 disc disorder with radiculopathy
        • C3 radiculopathy due to disc disorder
        • C3-C4 disc disorder with radiculopathy
        • C4 radiculopathy due to disc disorder
      3. M50.12 Cervical disc disorder with radiculopathy, mid-cervical region

        • M50.120 Mid-cervical disc disorder, unspecified
        • M50.121 Cervical disc disorder at C4-C5 level with radiculopathy

          Inclusion term(s):

          • C4-C5 disc disorder with radiculopathy
          • C5 radiculopathy due to disc disorder
        • M50.122 Cervical disc disorder at C5-C6 level with radiculopathy

          Inclusion term(s):

          • C5-C6 disc disorder with radiculopathy
          • C6 radiculopathy due to disc disorder
        • M50.123 Cervical disc disorder at C6-C7 level with radiculopathy

          Inclusion term(s):

          • C6-C7 disc disorder with radiculopathy
          • C7 radiculopathy due to disc disorder
      4. M50.13 Cervical disc disorder with radiculopathy, cervicothoracic region

        Inclusion term(s):

        • C7-T1 disc disorder with radiculopathy
        • C8 radiculopathy due to disc disorder
    3. M50.2 Other cervical disc displacement

      1. M50.20 Other cervical disc displacement, unspecified cervical region

      2. M50.21 Other cervical disc displacement, high cervical region

        Inclusion term(s):

        • Other C2-C3 cervical disc displacement
        • Other C3-C4 cervical disc displacement
      3. M50.22 Other cervical disc displacement, mid-cervical region

        • M50.220 Other cervical disc displacement, mid-cervical region, unspecified level
        • M50.221 Other cervical disc displacement at C4-C5 level

          Inclusion term(s):

          • Other C4-C5 cervical disc displacement
        • M50.222 Other cervical disc displacement at C5-C6 level

          Inclusion term(s):

          • Other C5-C6 cervical disc displacement
        • M50.223 Other cervical disc displacement at C6-C7 level

          Inclusion term(s):

          • Other C6-C7 cervical disc displacement
      4. M50.23 Other cervical disc displacement, cervicothoracic region

        Inclusion term(s):

        • Other C7-T1 cervical disc displacement
    4. M50.3 Other cervical disc degeneration

      1. M50.30 Other cervical disc degeneration, unspecified cervical region

      2. M50.31 Other cervical disc degeneration, high cervical region

        Inclusion term(s):

        • Other C2-C3 cervical disc degeneration
        • Other C3-C4 cervical disc degeneration
      3. M50.32 Other cervical disc degeneration, mid-cervical region

        • M50.320 Other cervical disc degeneration, mid-cervical region, unspecified level
        • M50.321 Other cervical disc degeneration at C4-C5 level

          Inclusion term(s):

          • Other C4-C5 cervical disc degeneration
        • M50.322 Other cervical disc degeneration at C5-C6 level

          Inclusion term(s):

          • Other C5-C6 cervical disc degeneration
        • M50.323 Other cervical disc degeneration at C6-C7 level

          Inclusion term(s):

          • Other C6-C7 cervical disc degeneration
      4. M50.33 Other cervical disc degeneration, cervicothoracic region

        Inclusion term(s):

        • Other C7-T1 cervical disc degeneration
    5. M50.8 Other cervical disc disorders

      1. M50.80 Other cervical disc disorders, unspecified cervical region

      2. M50.81 Other cervical disc disorders, high cervical region

        Inclusion term(s):

        • Other C2-C3 cervical disc disorders
        • Other C3-C4 cervical disc disorders
      3. M50.82 Other cervical disc disorders, mid-cervical region

      4. M50.83 Other cervical disc disorders, cervicothoracic region

        Inclusion term(s):

        • Other C7-T1 cervical disc disorders
    6. M50.9 Cervical disc disorder, unspecified

      1. M50.90 Cervical disc disorder, unspecified, unspecified cervical region

      2. M50.91 Cervical disc disorder, unspecified, high cervical region

        Inclusion term(s):

        • C2-C3 cervical disc disorder, unspecified
        • C3-C4 cervical disc disorder, unspecified
      3. M50.92 Cervical disc disorder, unspecified, mid-cervical region

        • M50.920 Unspecified cervical disc disorder, mid-cervical region, unspecified level
        • M50.921 Unspecified cervical disc disorder at C4-C5 level

          Inclusion term(s):

          • Unspecified C4-C5 cervical disc disorder
        • M50.922 Unspecified cervical disc disorder at C5-C6 level

          Inclusion term(s):

          • Unspecified C5-C6 cervical disc disorder
        • M50.923 Unspecified cervical disc disorder at C6-C7 level

          Inclusion term(s):

          • Unspecified C6-C7 cervical disc disorder
      4. M50.93 Cervical disc disorder, unspecified, cervicothoracic region

        Inclusion term(s):

        • C7-T1 cervical disc disorder, unspecified
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.