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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]
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]
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]
Tinea corporis. This patient presented with ringworm on the arm, or tinea corporis due to Trichophyton mentagrophytes. Tinea corporis is a fungal infection of the body, similar to other forms of tinea. Specifically, it is a type of dermatophytosis (or ringworm) that appears on the arms and legs, especially on glabrous skin; however, it may ...
The two main types of human skin are: glabrous skin, the hairless skin on the palms and soles (also referred to as the "palmoplantar" surfaces), and hair-bearing skin. [3] Within the latter type, the hairs occur in structures called pilosebaceous units , each with hair follicle , sebaceous gland , and associated arrector pili muscle. [ 4 ]
Tinea capitis caused by species of Microsporum and Trichophyton is a contagious disease that is endemic in many countries. Affecting primarily pre- pubertal children between 6 and 10 years, it is more common in males than females; rarely does the disease persist past age sixteen. [ 17 ]
Males>females [ 3 ] Two feet-one hand syndrome (TFOHS), is a long-term fungal condition where athlete's foot or fungal toe nail infections in both feet is associated with tinea manuum in one hand. [ 3 ][ 7 ] Often the feet are affected for several years before symptoms of a diffuse scaling rash on the palm of one hand appear, which is when most ...
Fungal infection, also known as mycosis, is a diseasecaused by fungi. [5][13]Different types are traditionally divided according to the part of the body affected; superficial, subcutaneous, and systemic.