chondrosarcoma

chondrosarcoma
A malignant neoplasm derived from cartilage cells, occurring most frequently in pelvic bones or near the ends of long bones, in middle-aged and older people; most chondrosarcomas arise de novo, but some may develop in a preexisting benign cartilaginous lesion.

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chon·dro·sar·co·ma .kän-drō-sär-'kō-mə n, pl -mas also -ma·ta -mət-ə a sarcoma containing cartilage cells rarely arising as a primary tumor but more frequently developing as a secondary growth by malignant degeneration of a chondroma

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n.
a malignant tumour of cartilage cells, occurring in a bone. It has a typical 'snowstorm' appearance on X-ray. Restricted to the axial skeleton, such tumours are slow-growing but infiltrate adjacent structures; they are often fatal. Treatment is by surgical removal; these tumours are not usually sensitive to radiotherapy or chemotherapy.

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chon·dro·sar·co·ma (kon″dro-sahr-koґmə) [chondro- + sarcoma] a malignant tumor derived from cartilage cells or their precursors, but lacking direct osteoid formation; it occurs predominantly in the pelvis, femur, and shoulder girdle in middle-aged to older adults. It may be primary, arising from cartilage cells, or secondary to a pre-existing benign lesion. chondrosarcomatous adj

Medical dictionary. 2011.

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Look at other dictionaries:

  • Chondrosarcoma — Classification and external resources Histopathologic image of chondrosarcoma of the chest wall. Surgical resection of recurrent mass. H E stain. ICD 9 …   Wikipedia

  • chondrosarcoma — ▪ pathology       rare malignant tumour of bone formed from cartilage. Pain is the most common symptom. Primary chondrosarcomas arise from a small collection of cartilage cells; the secondary type develops slowly from a previously benign tumour… …   Universalium

  • chondrosarcoma — noun A type of bone cancer, a cartilage based tumour …   Wiktionary

  • chondrosarcoma — n. malignant cancerous growth in the cartilage …   English contemporary dictionary

  • chondrosarcoma — chon·dro·sarcoma …   English syllables

  • chondrosarcoma — n. an uncommon malignant tumour of cartilage cells occurring in a bone, most frequently in the femur, humerus, ribs, or pelvis, and most commonly affecting adults in their fifties and sixties. It has a typical ‘snowstorm’ appearance on X ray.… …   The new mediacal dictionary

  • chondrosarcoma — A type of cancer that forms in cartilage …   English dictionary of cancer terms

  • chondrosarcoma — noun a malignant neoplasm of cartilage cells • Hypernyms: ↑sarcoma * * * | ̷ ̷ ̷ ̷ at chondro + noun (plural chondrosarcomas also chondrosarcomata) Etymology …   Useful english dictionary

  • juxtacortical chondrosarcoma — chondrosarcoma arising in relation to the cortex of the periosteum, occurring on the surface of the bone, particularly the femur or humerus, usually in adults …   Medical dictionary

  • peripheral chondrosarcoma — chondrosarcoma arising on the surface of a bone; it may be either primary or secondary to underlying neoplasms, which are usually benign cartilage tumors, and generally presents as a large mass …   Medical dictionary

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