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Warts are non-cancerous viral growths usually occurring on the hands and feet but which can also affect other locations, such as the genitals or face. [1] [3] One or many warts may appear. [3] They are distinguished from cancerous tumors as they are caused by a viral infection, such as a human papillomavirus, rather than a cancer growth. [3]
11 sty 2023 · Warts are caused by viruses called human papillomaviruses (HPV), of which there are more than 100 different types. These can enter the skin through small cuts and cause extra cell growth. The outer layer of skin turns thicker and harder, forming a raised wart.
Warts are common, benign, epidermal lesions caused by human papillomavirus infection. They can appear anywhere on the body in a variety of morphologies. Diagnosis is by examination. Warts are usually self limited but may be treated by destructive methods (eg, excision, cautery, cryotherapy, liquid nitrogen) and topical or injected agents.
A plantar wart is a small lesion that appears on the surface of the skin and typically resembles a cauliflower, with tiny black petechiae (tiny hemorrhages under the skin) in the center. Pinpoint bleeding may occur when these are scratched.
Essentially an infectious benign skin tumour, a wart is composed of an abnormal proliferation of cells of the epidermis; the overproduction of these cells is caused by the viral infection. The most common type of wart is a round raised lesion having a dry and rough surface; flat or threadlike lesions are also seen.
16 maj 2024 · Common warts are small, grainy skin growths that occur most often on the fingers or hands. They're rough to the touch and often have tiny black dots. These dots are clotted blood vessels.
20 lut 2024 · Warts are benign (noncancerous) growths that can develop on your skin and mucosa (like inside your mouth). The human papillomavirus (HPV) causes warts. There are over 100 subtypes (strains) of HPV, but only a few types can cause warts on certain parts of your body.
