Excludes1

  • disorders of breast associated with childbirth (O91-O92)
  1. N60 Benign mammary dysplasia

    Includes:

    • fibrocystic mastopathy
    1. N60.0 Solitary cyst of breast

      Inclusion term(s):

      • Cyst of breast
      1. N60.01 Solitary cyst of right breast

      2. N60.02 Solitary cyst of left breast

      3. N60.09 Solitary cyst of unspecified breast

    2. N60.1 Diffuse cystic mastopathy

      Inclusion term(s):

      • Cystic breast
      • Fibrocystic disease of breast
      1. N60.11 Diffuse cystic mastopathy of right breast

      2. N60.12 Diffuse cystic mastopathy of left breast

      3. N60.19 Diffuse cystic mastopathy of unspecified breast

    3. N60.2 Fibroadenosis of breast

      Inclusion term(s):

      • Adenofibrosis of breast
      1. N60.21 Fibroadenosis of right breast

      2. N60.22 Fibroadenosis of left breast

      3. N60.29 Fibroadenosis of unspecified breast

    4. N60.3 Fibrosclerosis of breast

      Inclusion term(s):

      • Cystic mastopathy with epithelial proliferation
      1. N60.31 Fibrosclerosis of right breast

      2. N60.32 Fibrosclerosis of left breast

      3. N60.39 Fibrosclerosis of unspecified breast

    5. N60.4 Mammary duct ectasia

      1. N60.41 Mammary duct ectasia of right breast

      2. N60.42 Mammary duct ectasia of left breast

      3. N60.49 Mammary duct ectasia of unspecified breast

    6. N60.8 Other benign mammary dysplasias

      1. N60.81 Other benign mammary dysplasias of right breast

      2. N60.82 Other benign mammary dysplasias of left breast

      3. N60.89 Other benign mammary dysplasias of unspecified breast

    7. N60.9 Unspecified benign mammary dysplasia

      1. N60.91 Unspecified benign mammary dysplasia of right breast

      2. N60.92 Unspecified benign mammary dysplasia of left breast

      3. N60.99 Unspecified benign mammary dysplasia of unspecified breast

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.