osteochondromatosis

[os″te-o-kon-dro″mah-to´-sis] the occurrence of multiple osteochondromas.

he·red·i·tar·y mul·ti·ple ex·os·to·ses

[MIM*133700] a disturbance of endochondral bone growth in which multiple, generally benign osteochondromas of long bones appear during childhood, commonly with shortening of the radius and fibula; the skull is not involved; the ill effects are usually mechanical but malignant change is rare; autosomal dominant inheritance with genetic heterogeneity. Type I is caused by a mutation in the exostosis-1 gene (EXT1) on 8q, type II is due to mutation in the exostosis-2 gene (EXT2) and type III maps to 19p. Synonym(s): hereditary deforming chondrodystrophy (1) , multiple exostosis, osteochondromatosis

单词	osteochondromatosis
释义	osteochondromatosis osteochondromatosis [os″te-o-kon-dro″mah-to´-sis] the occurrence of multiple osteochondromas. he·red·i·tar·y mul·ti·ple ex·os·to·ses [MIM133700] a disturbance of endochondral bone growth in which multiple, generally benign osteochondromas of long bones appear during childhood, commonly with shortening of the radius and fibula; the skull is not involved; the ill effects are usually mechanical but malignant change is rare; autosomal dominant inheritance with genetic heterogeneity. Type I is caused by a mutation in the exostosis-1 gene (EXT1) on 8q, type II is due to mutation in the exostosis-2 gene (EXT2*) and type III maps to 19p. Synonym(s): hereditary deforming chondrodystrophy (1) , multiple exostosis, osteochondromatosis
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