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A herpetic whitlow is a herpes lesion , typically on a finger or thumb, caused by the herpes simplex virus (HSV). Occasionally infection occurs on the toes or on the nail cuticle. Herpes whitlow can be caused by infection by HSV-1 or HSV-2. [1]
A whitlow or felon is an infection of the tip of the finger. [ 1 ] [ 2 ] [ a ] Herpetic whitlow and melanotic whitlow (subungual melanoma) are subtypes that are not synonymous with the term felon . A felon is an "extremely painful abscess on the palmar aspect of the fingertip". [ 6 ]
A 12-week daily treatment with salicylic acid has been shown to lead to a complete clearance of warts in 10–15% of the cases. [16] Formic acid, topical, is a common treatment for plantar warts, which works by being applied over a period of time, causing the body to reject the wart. [17]
Warts can also spread through fomites, or surfaces where the virus that causes warts can live for a short time, Thompson explains. Examples of fomites are towels, razors and damp shower floors.
Filiform or digitate wart, a thread- or finger-like wart, most common on the face, especially near the eyelids and lips. Genital wart (venereal wart, condyloma acuminatum, verruca acuminata), a wart that occurs on the genitalia. Periungual wart, a cauliflower-like cluster of warts that occurs around the nails.
Pressure corns usually occur on thin or glabrous (hairless and smooth) skin surfaces, especially on the dorsal surface of toes or fingers, but corns triggered by an acute injury (such as a thorn) may occur on the thicker skin of the palms (palmar corns) or bottom of the feet (plantar corns).
Warts are caused by the rapid growth of cells on the outer layer of the skin. [30] While cases of warts have been described since the time of ancient Greece, their viral cause was not known until 1907. [17] Skin warts are most common in childhood and typically appear and regress spontaneously over weeks to months. Recurring skin warts are ...
Chronic paronychia is an infection of the folds of tissue surrounding the nail of a finger or, less commonly, a toe, lasting more than six weeks. [4] It is a nail disease prevalent in individuals whose hands or feet are subject to moist local environments, and is often due to contact dermatitis .