Includes:

  • malignant neoplasm of cartilage (articular) (joint)
  • malignant neoplasm of periosteum

Excludes1

  • malignant neoplasm of bone marrow NOS (C96.9)
  • malignant neoplasm of synovia (C49.-)
  1. C40 Malignant neoplasm of bone and articular cartilage of limbs

    Use Additional code to identify major osseous defect, if applicable (M89.7-)

    1. C40.0 Malignant neoplasm of scapula and long bones of upper limb

      1. C40.00 Malignant neoplasm of scapula and long bones of unspecified upper limb

      2. C40.01 Malignant neoplasm of scapula and long bones of right upper limb

      3. C40.02 Malignant neoplasm of scapula and long bones of left upper limb

    2. C40.1 Malignant neoplasm of short bones of upper limb

      1. C40.10 Malignant neoplasm of short bones of unspecified upper limb

      2. C40.11 Malignant neoplasm of short bones of right upper limb

      3. C40.12 Malignant neoplasm of short bones of left upper limb

    3. C40.2 Malignant neoplasm of long bones of lower limb

      1. C40.20 Malignant neoplasm of long bones of unspecified lower limb

      2. C40.21 Malignant neoplasm of long bones of right lower limb

      3. C40.22 Malignant neoplasm of long bones of left lower limb

    4. C40.3 Malignant neoplasm of short bones of lower limb

      1. C40.30 Malignant neoplasm of short bones of unspecified lower limb

      2. C40.31 Malignant neoplasm of short bones of right lower limb

      3. C40.32 Malignant neoplasm of short bones of left lower limb

    5. C40.8 Malignant neoplasm of overlapping sites of bone and articular cartilage of limb

      1. C40.80 Malignant neoplasm of overlapping sites of bone and articular cartilage of unspecified limb

      2. C40.81 Malignant neoplasm of overlapping sites of bone and articular cartilage of right limb

      3. C40.82 Malignant neoplasm of overlapping sites of bone and articular cartilage of left limb

    6. C40.9 Malignant neoplasm of unspecified bones and articular cartilage of limb

      1. C40.90 Malignant neoplasm of unspecified bones and articular cartilage of unspecified limb

      2. C40.91 Malignant neoplasm of unspecified bones and articular cartilage of right limb

      3. C40.92 Malignant neoplasm of unspecified bones and articular cartilage of left limb

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.