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Tinea nigra. Tinea nigra, also known as superficial phaeohyphomycosis and Tinea nigra palmaris et plantaris, [2] is a superficial fungal infection, a type of phaeohyphomycosis rather than a tinea, that causes usually a single 1–5 cm dark brown-black, non-scaly, flat, painless patch on the palms of the hands and the soles of the feet of ...
Acanthosis nigricans. Acanthosis nigricans is a medical sign characterised by brown-to-black, poorly defined, velvety hyperpigmentation of the skin. [1] It is usually found in body folds, [2] such as the posterior and lateral folds of the neck, the armpits, groin, navel, forehead and other areas. [1]
Terbinafine is an antifungal medication used to treat pityriasis versicolor, fungal nail infections, and ringworm including jock itch and athlete's foot. [ 1 ][ 2 ][ 3 ] It is either taken by mouth or applied to the skin as a cream or ointment. [ 1 ][ 4 ] The cream and ointment should not be used for fungal nail infections.
Dermatophytosis. Dermatophytosis, also known as tinea and ringworm, is a fungal infection of the skin [2] (a dermatomycosis), that may affect skin, hair, and nails. [1] Typically it results in a red, itchy, scaly, circular rash. [1] Hair loss may occur in the area affected. [1] Symptoms begin four to fourteen days after exposure. [1]
The side effects of ketoconazole are sometimes harnessed in the treatment of non-fungal conditions. While ketoconazole blocks the synthesis of the sterol ergosterol in fungi, in humans, at high dosages (>800 mg/day), it potently inhibits the activity of several enzymes necessary for the conversion of cholesterol to steroid hormones such as ...
Tinea nigra (also known as "superficial phaeohyphomycosis", [2] and "Tinea nigra palmaris et plantaris" [18]) is a superficial fungal infection that causes dark brown to black painless patches on the palms of the hands and the soles of the feet. [11]
Onychomycosis. Onychomycosis, also known as tinea unguium, [ 4 ] is a fungal infection of the nail. [ 2 ] Symptoms may include white or yellow nail discoloration, thickening of the nail, and separation of the nail from the nail bed. [ 2 ] Fingernails may be affected, but it is more common for toenails. [ 3 ]
Topical antifungaldrugs are used to treat fungal infections on the skin, scalp, nails, vagina or inside the mouth. These medications come as creams, gels, lotions, ointments, powders, shampoos, tinctures and sprays. Most antifungal drugs induce fungal cell death by destroying the cell wall of the fungus. These drugs inhibit the production of ...