| lipoma cavernosum | A benign neoplasm composed of a mixture of adipose tissue and blood vessels. (12 Dec 1998) |
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| lipoma fibrosum | <tumour> A lipoma with an abundant stroma of fibrous tissue. Synonym: lipoma fibrosum. (05 Mar 2000) |
| lipoma myxomatodes | <tumour> A benign neoplasm of adipose tissue in which portions of the tumour resemble mucoid mesenchymal tissue. Synonym: lipoma myxomatodes, myxoma lipomatosum. Origin: myxo-+ G. Lipos, fat, + -oma, tumour (05 Mar 2000) |
| lipoma ossificans | A lipoma in which metaplasia occurs and small foci of bone are formed. (05 Mar 2000) |
| lipoma petrificans | A lipoma in which degeneration and necrosis results in a considerable amount of dystrophic calcification. (05 Mar 2000) |
| lipoma sarcomatodes | A malignant tumour 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. (12 Dec 1998) |