tyloma


Also found in: Dictionary, Thesaurus, Encyclopedia.

callus

 [kal´us]
1. localized hyperplasia of the horny layer of the epidermis due to pressure or friction.
2. an unorganized network of woven bone formed about the ends of a broken bone; it is absorbed as repair is completed (provisional callus), and ultimately replaced by true bone (definitive callus).
A fracture with callus formation (arrow) is demonstrated corresponding to the base of the second metatarsal. From Thrall and Ziessman, 2001.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

cal·los·i·ty

(ka-los'i-tē),
A circumscribed thickening of the keratin layer of the epidermis as a result of repeated friction or intermittent pressure.
Synonym(s): callus (1) , keratoma (1) , poroma (1)
[L. fr. callosus, thick-skinned]
Farlex Partner Medical Dictionary © Farlex 2012

cal·los·i·ty

(kă-los'i-tē)
A circumscribedthickening of the keratin layer of the epidermis as a result of repeated friction or intermittent pressure.
Synonym(s): callus (1) , keratoma (1) , poroma (1) , tyloma.
[L. fr. callosus, thick-skinned]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012