callosity


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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.

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]

callosity

(kə-lŏs′ĭ-tē)
n. pl. callosi·ties
1. The condition of being calloused. Also called tylosis.
2. Hardheartedness; insensitivity.
3. See callus.

callosity

A bony bump

callosity

A bony bump, callus

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]

callosity

A protective response of the skin to excessive or prolonged friction or pressure, especially over a bony prominence. A common example is the corn on a toe caused by ill-fitting footwear or by an abnormally positioned toe.
References in periodicals archive ?
Leaves distichous; petiole 0.7-1.5 cm long, green to maroon, glabrous; proximal and distal blades of the same shape and size, ovate to ovate-elliptic, 5-8(-14) x 2-4 cm, fleshy, the base often slightly asymmetric, cuneate, the apex acute to acuminate, acumen to 1.5 cm long, the margins slightly serrulate, with 10-15 one-size class teeth on each side, each tooth with a distal callosity, the adaxial surface bright green suffused with maroon, glabrous, the abaxial surface green suffused with maroon or totally maroon, glabrous, the venation semicraspedodromous, with (6-)9 to twelve pairs of secondary veins, irregular spaced, excurrent to mid-vein, higher order veins slightly reticulated, submarginal vein absent.
Photographs of callosity patterns and other distinctive body scars allow us to recognize individuals.
[I]f that dreary Greenland-wind of benighted Want, perennial from sire to son, had frozen him into a kind of torpor and numb callosity, so that he saw not, felt not, - was this, for a creature with a soul in it, some assuagement; or the cruelest wretchedness of all?
Once Khomeini told a group of visitors, "The callosity on the peasant's palm is the real deed of the land." The advocates of land reform interpreted this remark as a fatva, or religious judgment, and concluded that those who work on the land are its legitimate owners.
The foot must be functional, pain free, plantigrade with good mobility without callosity and does not require to wear modified shoes.