1. D21 Other benign neoplasms of connective and other soft tissue

    Includes:

    • benign neoplasm of blood vessel
    • benign neoplasm of bursa
    • benign neoplasm of cartilage
    • benign neoplasm of fascia
    • benign neoplasm of fat
    • benign neoplasm of ligament, except uterine
    • benign neoplasm of lymphatic channel
    • benign neoplasm of muscle
    • benign neoplasm of synovia
    • benign neoplasm of tendon (sheath)
    • benign stromal tumors

    Excludes1

    • benign neoplasm of articular cartilage (D16.-)
    • benign neoplasm of cartilage of larynx (D14.1)
    • benign neoplasm of cartilage of nose (D14.0)
    • benign neoplasm of connective tissue of breast (D24.-)
    • benign neoplasm of peripheral nerves and autonomic nervous system (D36.1-)
    • benign neoplasm of peritoneum (D20.1)
    • benign neoplasm of retroperitoneum (D20.0)
    • benign neoplasm of uterine ligament, any (D28.2)
    • benign neoplasm of vascular tissue (D18.-)
    • hemangioma (D18.0-)
    • lipomatous neoplasm (D17.-)
    • lymphangioma (D18.1)
    • uterine leiomyoma (D25.-)
    1. D21.0 Benign neoplasm of connective and other soft tissue of head, face and neck

      Inclusion term(s):

      • Benign neoplasm of connective tissue of ear
      • Benign neoplasm of connective tissue of eyelid
    2. D21.1 Benign neoplasm of connective and other soft tissue of upper limb, including shoulder

      1. D21.10 Benign neoplasm of connective and other soft tissue of unspecified upper limb, including shoulder

      2. D21.11 Benign neoplasm of connective and other soft tissue of right upper limb, including shoulder

      3. D21.12 Benign neoplasm of connective and other soft tissue of left upper limb, including shoulder

    3. D21.2 Benign neoplasm of connective and other soft tissue of lower limb, including hip

      1. D21.20 Benign neoplasm of connective and other soft tissue of unspecified lower limb, including hip

      2. D21.21 Benign neoplasm of connective and other soft tissue of right lower limb, including hip

      3. D21.22 Benign neoplasm of connective and other soft tissue of left lower limb, including hip

    4. D21.3 Benign neoplasm of connective and other soft tissue of thorax

      Inclusion term(s):

      • Benign neoplasm of axilla
      • Benign neoplasm of diaphragm
      • Benign neoplasm of great vessels
    5. D21.4 Benign neoplasm of connective and other soft tissue of abdomen

      Inclusion term(s):

      • Benign stromal tumors of abdomen
    6. D21.5 Benign neoplasm of connective and other soft tissue of pelvis

    7. D21.6 Benign neoplasm of connective and other soft tissue of trunk, unspecified

      Inclusion term(s):

      • Benign neoplasm of back NOS
    8. D21.9 Benign neoplasm of connective and other soft 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.