tinea nigra

tinea /tin·ea/ (tin´e-ah) ringworm; any of numerous different superficial fungal infections of the skin, types being defined according to appearance, etiology, or site.

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tinea bar´bae  tinea of bearded parts of the face and neck caused by species of Trichophyton.

tinea ca´pitis  tinea of the scalp, due to species of Trichophyton or Microsporum.

tinea circina´ta , tinea cor´poris tinea of glabrous skin, usually due to species of Trichophyton or Microsporum.

tinea cru´ris  tinea of the groin, perineum, or perineal regions, sometimes spreading to contiguous areas; it often accompanies tinea pedis and has the same causative organism.

tinea fa´ciei  tinea of the face, other than the bearded area.

tinea ni´gra  a minor fungal infection caused by Hortaea werneckii, having dark lesions with the appearance of spattered silver nitrate on the skin of the hands or occasionally other areas.

tinea imbrica´ta  a form of tinea corporis seen in the tropics, due to Trichophyton concentricum; the early lesion is annular with a circle of scales at the periphery.

tinea pe´dis  athlete's foot; a chronic superficial type on the skin of the foot, especially between toes or on the soles, due to species of Trichophyton or to Epidermophyton floccosum.

tinea profun´da  trichophytic granuloma.

tinea syco´sis  an inflammatory, deep type of tinea barbae, due to Trichophyton violaceum or T. rubrum.

tinea un´guium  tinea of the nails, first the surface and lateral and distal edges and later the part beneath the nail plate.

tinea versi´color  a chronic, noninflammatory, usually asymptomatic type with multiple macular patches, seen in tropical regions and caused by Malassezia furfur.

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tinea nigra,

an uncommon superficial fungal infection caused by Malassezia furfur or werneckii, formerly classified as Exophiala werneckii, characterized by dark lesions on the skin of the hands or occasionally other areas. Also called pityriasis nigra.

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tinea

ringworm; a name applied to many different kinds of fungal infection of the skin, the specific type (depending on characteristic appearance, etiological agent and site) usually being designated by a modifying term. Often used in humans but uncommonly in animals.

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tinea nigra

superficial phaeohyphomycosis.

tinea versicolor

a skin disease of humans in which infection by Malassezia furfur (Pityrosporum orbiculare) causes skin lesions which differ in color from surrounding, noninfected skin. A similar disease has been described on the udder of goats.