Neoplasms, Adipose Tissue
| Definition: |
Neoplasms composed of fatty tissue or connective tissue made up of fat cells in a meshwork of areolar tissue. The concept does not refer to neoplasms located in adipose tissue. |
| Notes: |
neoplasms composed of adipose or soft tissue, NOT neoplasms located in adipose or soft tissue: TN 135; /blood supply /chem /second /secret /ultrastruct permitted; coord IM with precoord organ/neopl term (IM); restricted use: Manual 24.2.2.5; DF: NEOPL ADI |
| Previously Indexed: |
Adipose Tissue (1967-1993),Soft Tissue Neoplasms (1978-1993) |
Neoplasms, Adipose Tissue Categories.
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Angiolipoma - A benign neoplasm composed of a mixture of adipose tissue and blood vessels. (Dorland, 27th ed) |
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Angiomyolipoma - A benign tumor containing vascular, adipose, and muscle elements. It occurs most often in the kidney with smooth muscle elements (angiolipoleiomyoma) in association with tuberous sclerosis. (Dorland, 27th ed) |
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Lipoma - A benign tumor composed of fat cells. |
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Liposarcoma - A malignant tumor derived from primitive or embryonal lipoblastic cells. It may be composed of well-differentiated fat cells or may be dedifferentiated: myxoid (LIPOSARCOMA, MYXOID), round-celled, or pleomorphic, usually in association with a rich network of capillaries. Recurrences are common and dedifferentiated liposarcomas metastasize to the lungs or serosal surfaces. (From Dorland, 27th ed; Stedman, 25th ed) |
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Myelolipoma - A rare benign tumor of the adrenal gland, several centimeters in diameter, composed in varying proportions of adipose tissue, lymphocytes, and primitive myeloid cells, probably a developmental abnormality. (Dorland, 27th ed) |
Neoplasms, Adipose Tissue Definitions and Terms
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