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单词 chondrosarcoma
释义

chondrosarcoma

enUK

chondrosarcoma

a malignant cartilageous tumor that most frequently invades the long bones, pelvis, and the scapula.See also: Cancer
Thesaurus
Noun1.chondrosarcoma - a malignant neoplasm of cartilage cellssarcoma - a usually malignant tumor arising from connective tissue (bone or muscle etc.); one of the four major types of cancer
Translations

Chondrosarcoma

enUK

chondrosarcoma

[¦kän·drō·sär′kō·mə] (medicine) A malignant tumor of cartilage.

Chondrosarcoma

 

a malignant tumor of cartilage tissue, sometimes accompanied by mucous degeneration; a type of sarcoma. Chondrosarcomas most often occur in males. They develop mostly on the inferior metaphysis of the femur, the pelvic bones, and the ribs. The course is slow (several years); pain appears when the tumor has attained considerable size. Metastasis is mainly to the lungs and lymph nodes. Treatment involves surgery (amputation, resection) combined with the administration of antineoplastic agents.

chondrosarcoma

enUK

chondrosarcoma

 [kon″dro-sahr-ko´ma] a malignant tumor derived from cartilage cells or their precursors.

chon·dro·sar·co·ma

(kon'drō-sar-kō'mă), [MIM*215300] 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.

chondrosarcoma

A malignant mesenchymal tumour caused by the uncontrolled proliferation of chondroblasts. It is the second most common primary malignancy of bone after osteosarcoma and represents 25% of such lesions.
Epidemiology
Arise in the axial and proximal skeleton of adults and older people.
Clinical findings
Often asyptomatic initially; later, pain for months to years, swelling.
Imaging
MRI is the modality of choice; CT, plain films, show destructive, aggressive permeation of diaphysis by tumour.
 
DiffDx
Metastatic carcinoma, enchondroma, chondromyxoid fibroma.
Types
Clear cell, de-differented, extraskeletal mesenchymal, juxtacortical, mesenchymal, myxoid.
Prognosis
Grade 1, 88% 5-year survival; grade 3, 40% 5-year survival.

chon·dro·sar·co·ma

(kon'drō-sahr-kō'mă) A malignant neoplasm derived from cartilage cells.

chondrosarcoma

A rare malignant tumour of the cartilaginous parts of bone affecting mainly the pelvis, ribs and breastbone (sternum) and causes a slowly expanding swelling. The outlook after surgical removal is usually favourable.

chon·dro·sar·co·ma

(kon'drō-sahr-kō'mă) [MIM*215300] A malignant neoplasm derived from cartilage cells.

chondrosarcoma

enUK
Related to chondrosarcoma: osteosarcoma, mesenchymal chondrosarcoma
  • noun

Words related to chondrosarcoma

noun a malignant neoplasm of cartilage cells

Related Words

  • sarcoma
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更新时间:2025/2/3 15:38:57