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Paronychia is an inflammation of the skin around the nail, often due to bacteria or fungi. Its sudden (acute) occurrence is usually due to the bacterium Staphylococcus aureus . Gradual (chronic) occurrences are typically caused by fungi, commonly Candida albicans .
Periungual warts are warts that develop next to the hand and foot nails. Usually, warts appear as tiny, scratchy papules that resemble cauliflowers. Black puncta, which are microscopic blood vessel-representing dots, frequently form at the core of hyperkeratotic, dome-shaped lesions.
The paronychium is the soft tissue border around the nail, [8] and paronychia is an infection in this area. The paronychium is the skin that overlaps onto the sides of the nail plate, also known as the paronychial edge. The paronychium is the site of hangnails, ingrown nails, and paronychia, a skin infection.
Dubbed "COVID toes" by the dermatology community, it can look like "purple lesions" on feet or hands, Dr. Esther Freeman, a dermatologist at Massachusetts General Hospital in Boston, told TODAY.
Candidiasis is a fungal infection due to any species of the genus Candida (a yeast). [4] When it affects the mouth, in some countries it is commonly called thrush. [3] Signs and symptoms include white patches on the tongue or other areas of the mouth and throat. [3]
While ingrown nails can occur in the nails of both the hands and the feet, they occur most commonly with the toenails (as opposed to fingernails). [citation needed] A common misconception is that the cause of an ingrown toenail is the nail growing into the paronychium, but it can also be caused by overgrown toe skin. [2]
Onychomycosis occurs in about 10 percent of the adult population, [2] with older people more frequently affected. [2] Males are affected more often than females. [3] Onychomycosis represents about half of nail disease. [2] It was first determined to be the result of a fungal infection in 1853 by Georg Meissner. [6]
Perioral dermatitis, also known as periorificial dermatitis, is a common type of inflammatory skin rash. [2] Symptoms include multiple small (1–2 mm) bumps and blisters sometimes with background redness and scale, localized to the skin around the mouth and nostrils. Less commonly, the eyes and genitalia may be involved. [3]