liposarcoma

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liposarcoma

 [lip″o-sahr-ko´mah]
a malignant tumor characterized by large anaplastic lipoblasts, sometimes with foci of normal fat cells.

lip·o·sar·co·ma

(lip'ō-sar-kō'mă),
A malignant neoplasm of adults that occurs especially in the retroperitoneal tissues and the thigh, usually deep in the intermuscular or periarticular planes; histologically, liposarcoma is a large tumor that may be composed of well-differentiated fat cells or may be dedifferentiated, either myxoid, round-celled, or pleomorphic, usually in association with a rich network of capillaries; recurrences are common, and dedifferentiated liposarcoma metastasizes to the lungs or serosal surfaces.
[lipo- + sarx, flesh, + -oma, tumor]

liposarcoma

/lipo·sar·co·ma/ (lip″o-sahr-ko´mah) a malignant mesenchymal tumor usually occurring in the intermuscular fascia in the upper thigh, characterized by primitive lipoblastic cells with varying degrees of lipoblastic or lipomatous differentiation, sometimes with foci of normal fat cells.

liposarcoma

[lip′ōsärkō′mə] pl. liposarcomas, liposarcomata
Etymology: Gk, lipos + sarx, flesh, oma, tumor
a malignant growth of primitive fat cells that occurs in the deep soft tissue of the extremities and retroperitoneum. It is the most common soft tissue sarcoma. Also called lipoma sarcomatodes.

lip·o·sar·co·ma

(lip'ō-sahr-kō'mă)
A malignant neoplasm of adults that occurs especially in the retroperitoneal tissues and the thigh; planes composed of well-differentiated fat cells, or may be dedifferentiated, either myxoid, round celled, or pleomorphic; recurrences are common, and dedifferentiated liposarcomas metastasize to the lungs or serosal surfaces.
Synonym(s): lipoblastoma (1) .
[lipo- + sarx, flesh, + -oma, tumor]

liposarcoma

A very rare malignant tumour of fatty tissue. Liposarcomas usually occur in the fat on the inside of the back wall of the abdomen or in the MEDIASTINUM of elderly people.

liposarcoma (liˈ·pō·sar·kōˑ·m),

n a malignant tumor that comprises immature fat cells.
Enlarge picture
Liposarcoma.

liposarcoma

a malignant tumor characterized by large anaplastic lipoblasts, sometimes with foci of normal fat cells.