- enchondroma
- A benign cartilaginous growth starting within the medullary cavity of a bone originally formed from cartilage; enchondromas may distend the cortex, especially of small bones, and may be solitary or multiple (endochondromatosis). [Mod. L. fr. G. en, in, + chondros, cartilage, + -oma, tumor]
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en·chon·dro·ma .en-.kän-'drō-mə, .eŋ- n, pl -mas also -ma·ta -mət-ə a tumor consisting of cartilaginous tissue esp one arising where cartilage does not normally existen·chon·dro·ma·tous -'dräm-ət-əs, -'drōm- adj* * *
n. (pl. enchondromata)a benign cartilaginous tumour (see chondroma) occurring in the growing zone (metaphysis) of a bone and not protruding beyond its margins. Such tumours are often solitary; when multiple tumours occur the condition is known as enchondromatosis. Compare ecchondroma.* * *
en·chon·dro·ma (en″kon-droґmə) pl. enchondromas, enchondromata [en- + chondroma] a benign growth of cartilage arising in the metaphysis of a bone; called also true chondroma. enchondromatous adjEnchondroma in a lateral view of the knee.
Medical dictionary. 2011.