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Dyshidrosis is a type of dermatitis, characterized by itchy vesicles of 1–2 mm in size, on the palms of the hands, sides of fingers, or bottoms of the feet. [8] Outbreaks usually conclude within three to four weeks, but often recur. [4] [8] Repeated attacks may result in fissures and skin thickening. [7] The cause of the condition is not ...
Ringworm is a fungal infection that causes a red, itchy, circular rash on the skin with raised edges and a clear center, says Dr. Kamangar. The rash may be scaly, bumpy, or blistered, and can ...
What it looks like: Rosacea causes redness and thick skin on the face, usually clustered in the center. Easy flushing, a stinging sensation, and small, pus-filled pimples are other common signs of ...
Superficial scrapes of skin examined underneath a microscope may reveal the presence of a fungus.This is done by utilizing a diagnostic method called KOH test, [6] wherein the skin scrapings are placed on a slide and immersed on a dropful of potassium hydroxide solution to dissolve the keratin on the skin scrappings thus leaving fungal elements such as hyphae, septate or yeast cells viewable.
For each location on the body, the name of the condition changes. A fungal infection of the groin is called Tinea cruris, or commonly "jock itch". The fungi tend to spread to areas of skin that are kept warm and moist, such as with insulation (clothes), body heat, and sweat. However, the spread of the infection is not limited to skin.
The disease patterns below identify the type of fungus that causes them only in the cases listed: Dermatophytosis Tinea pedis (athlete's foot): fungal infection of the feet; Tinea unguium: fungal infection of the fingernails and toenails, and the nail bed; Tinea corporis: fungal infection of the arms, legs, and trunk
The majority of tinea versicolor is caused by the fungus Malassezia globosa, although Malassezia furfur is responsible for a small number of cases. [ 2 ] [ 3 ] These yeasts are normally found on the human skin and become troublesome only under certain conditions, such as a warm and humid environment, although the exact conditions that cause ...
The fungus was first isolated in 1870 from a tinea cruris patient in Germany by Carl Otto Harz, who named it Acrothecium floccosum. [10] Being unaware of Harz's work, Castellani and Sabouraud identified the species again in 1905 and 1907, respectively, and both placed the fungus into the genus Epidermophyton . [ 11 ]