1. L98 Other disorders of skin and subcutaneous tissue, not elsewhere classified

    1. L98.0 Pyogenic granuloma

    2. L98.1 Factitial dermatitis

      Inclusion term(s):

      • Neurotic excoriation
    3. L98.2 Febrile neutrophilic dermatosis [Sweet]

    4. L98.3 Eosinophilic cellulitis [Wells]

    5. L98.4 Non-pressure chronic ulcer of skin, not elsewhere classified

      Inclusion term(s):

      • Chronic ulcer of skin NOS
      • Tropical ulcer NOS
      • Ulcer of skin NOS
      1. L98.41 Non-pressure chronic ulcer of buttock

        • L98.411 Non-pressure chronic ulcer of buttock limited to breakdown of skin
        • L98.412 Non-pressure chronic ulcer of buttock with fat layer exposed
        • L98.413 Non-pressure chronic ulcer of buttock with necrosis of muscle
        • L98.414 Non-pressure chronic ulcer of buttock with necrosis of bone
        • L98.415 Non-pressure chronic ulcer of buttock with muscle involvement without evidence of necrosis
        • L98.416 Non-pressure chronic ulcer of buttock with bone involvement without evidence of necrosis
        • L98.418 Non-pressure chronic ulcer of buttock with other specified severity
        • L98.419 Non-pressure chronic ulcer of buttock with unspecified severity
      2. L98.42 Non-pressure chronic ulcer of back

        • L98.421 Non-pressure chronic ulcer of back limited to breakdown of skin
        • L98.422 Non-pressure chronic ulcer of back with fat layer exposed
        • L98.423 Non-pressure chronic ulcer of back with necrosis of muscle
        • L98.424 Non-pressure chronic ulcer of back with necrosis of bone
        • L98.425 Non-pressure chronic ulcer of back with muscle involvement without evidence of necrosis
        • L98.426 Non-pressure chronic ulcer of back with bone involvement without evidence of necrosis
        • L98.428 Non-pressure chronic ulcer of back with other specified severity
        • L98.429 Non-pressure chronic ulcer of back with unspecified severity
      3. L98.49 Non-pressure chronic ulcer of skin of other sites

        Inclusion term(s):

        • Non-pressure chronic ulcer of skin NOS
        • L98.491 Non-pressure chronic ulcer of skin of other sites limited to breakdown of skin
        • L98.492 Non-pressure chronic ulcer of skin of other sites with fat layer exposed
        • L98.493 Non-pressure chronic ulcer of skin of other sites with necrosis of muscle
        • L98.494 Non-pressure chronic ulcer of skin of other sites with necrosis of bone
        • L98.495 Non-pressure chronic ulcer of skin of other sites with muscle involvement without evidence of necrosis
        • L98.496 Non-pressure chronic ulcer of skin of other sites with bone involvement without evidence of necrosis
        • L98.498 Non-pressure chronic ulcer of skin of other sites with other specified severity
        • L98.499 Non-pressure chronic ulcer of skin of other sites with unspecified severity
    6. L98.5 Mucinosis of the skin

      Inclusion term(s):

      • Focal mucinosis
      • Lichen myxedematosus
      • Reticular erythematous mucinosis
    7. L98.6 Other infiltrative disorders of the skin and subcutaneous tissue

    8. L98.7 Excessive and redundant skin and subcutaneous tissue

      Inclusion term(s):

      • Loose or sagging skin following bariatric surgery weight loss
      • Loose or sagging skin following dietary weight loss
      • Loose or sagging skin, NOS
    9. L98.8 Other specified disorders of the skin and subcutaneous tissue

    10. L98.9 Disorder of the skin and subcutaneous tissue, 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.