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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]
Dermatophyte. Dermatophyte (from Greek δέρμα derma "skin" (GEN δέρματος dermatos) and φυτόν phyton "plant") [1] is a common label for a group of fungus of Arthrodermataceae that commonly causes skin disease in animals and humans. [2] Traditionally, these anamorphic (asexual or imperfect fungi) mold genera are: Microsporum ...
6,400 (with chickenpox) [ 5 ] Shingles, also known as herpes zoster, is a viral disease characterized by a painful skin rash with blisters in a localized area. [ 2 ][ 6 ] Typically the rash occurs in a single, wide mark either on the left or right side of the body or face. [ 1 ] Two to four days before the rash occurs there may be tingling or ...
Lyme disease, also known as Lyme borreliosis, is a tick-borne disease caused by species of Borrelia bacteria, transmitted by blood-feeding ticks in the genus Ixodes. [4][9][10] The most common sign of infection is an expanding red rash, known as erythema migrans (EM), which appears at the site of the tick bite about a week afterwards. [1]
Bacterial skin infections include: Cellulitis, a diffuse inflammation of connective tissue with severe inflammation of dermal and subcutaneous layers of the skin. [7] Further, cellulitis can be classified based into purulent and non-purulent cellulitis, based on the most likely causative agent and the symptoms presentation. [8]
Rosacea. Rosacea is a long-term skin condition that typically affects the face. [2][3] It results in redness, pimples, swelling, and small and superficial dilated blood vessels. [2] Often, the nose, cheeks, forehead, and chin are most involved. [3]
Yaws. Yaws is a tropical infection of the skin, bones, and joints caused by the spirochete bacterium Treponema pallidum pertenue. [6][7] The disease begins with a round, hard swelling of the skin, 2 to 5 cm (0.79 to 1.97 in) in diameter. [6] The center may break open and form an ulcer. [6] This initial skin lesion typically heals after 3–6 ...
It is one of the 20 neglected tropical diseases listed by the World Health Organization, with elimination from certain countries expected by 2025. [2] John O'Neill, an Irish surgeon, first described Onchocerca volvulus in 1874, when he found it to be the causative agent of 'craw-craw', a skin disease found in West Africa. [3]