exostosis

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exostosis

 [ek″sos-to´sis] (Gr.)
a benign new growth projecting from a bone surface and characteristically capped by cartilage. adj., adj exostot´ic.
exostosis cartilagi´nea a variety of osteoma consisting of a layer of cartilage developing beneath the periosteum of a bone.
hereditary multiple exostosis a generally benign, hereditary disorder of enchondral growth of bone, marked by exostoses near the extremities of the diaphysis of long bones.

ex·os·to·sis

, pl.

ex·os·to·ses

(eks'os-tō'sis, -sēz),
A cartilage-capped bony projection arising from any bone that develops from cartilage.
See also: osteochondroma.
Synonym(s): hyperostosis (2) , poroma (2)
[exo- + G. osteon, bone, + -osis, condition]

exostosis

(ĕk′sŏ-stō′sĭs)
n. pl. exosto·ses (-sēz)
A bony growth on the surface of a bone or tooth.

ex·os·to·sis

, pl. exostoses (eks'os-tō'sis, -sēz)
A cartilage-capped bony projection arising from any bone that develops from cartilage.
See also: osteochondroma
Synonym(s): hyperostosis (2) , poroma (2) .
[exo- + G. osteon, bone, + -osis, condition]

exostosis

An outgrowth from the surface of a bone, usually in response to inflammation or repeated trauma. The commonest form of exostosis is the bunion caused by abnormal local pressure from unsuitable footwear.

ex·os·to·sis

, pl. exostoses (eks'os-tō'sis, -sēz)
Cartilage-capped bony projection arising from any bone that develops from cartilage.
[exo- + G. osteon, bone, + -osis, condition]
References in periodicals archive ?
This was a case of hereditary multiple exostosis successfully treated by total hip arthroplasty using a polished tapered cemented stem.

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