tinea unguium

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 un·gui·um (nggw-m)

n.

See onychomycosis.

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tinea unguium

[un′gwē·əm]

a superficial fungal infection of the nails caused by various species of Trichophyton and occasionally by Candida albicans. It is more common on the toes than the fingers and can cause complete crumbling and destruction of the nails. Itraconazole and terbinafine are the drugs of choice, but they must be continued until the nail has regrown completely. See also onychomycosis.

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tinea (tinē´),

n a group of fungal skin diseases caused by dermatophytes of several kinds, characterized by itching, scaling, and sometimes painful lesions.
Tinea is a general term that refers to infections of various causes, which are seen in several sites.

Tinea.

tinea capitis,

n a superficial fungal infection of the scalp seen most commonly in children.

tinea corporis,

n a superficial fungal infection of the nonhairy skin of the body, most prevalent in hot, humid climates.

tinea cruris,

n a superficial fungal infection of the groin.

tinea pedis,

n a chronic superficial fungal infection of the foot, especially of the skin between the toes.

tinea unguium

n a superficial fungal infection of the nails.

tinea versicolor,

n a fungal infection of the skin caused by
Malassezia furfur and characterized by finely desquamating pale tan patches on the upper trunk and upper arms.