Dermatology
PsoriasisPsoriasis is a chronic skin disease marked by periodic flare-ups of sharply defined red patches covered by a silvery, flaky surface. In psoriasis, the epidermal cell cycle is accelerated. Cell division in the basal layer occurs every 1.5 days and the migr |
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PsoriasisPsoriasis is a non-effective, usually chronic inflammatory skin disease with a number of clinical manifestations, the most common of which is red plaques covered by silvery scales. A distinctive arthritis may occur and nails are often involved |
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RosaceaRosacea is a common condition of the middle-aged and elderly, in which there are varying combinations of redness of the face with telangiectasia, papules and sterile pustules. The facial erythema is often easily exacerbated by spicy foods, alcohol and emo |
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Roseola InfantumThe incubation period is probably 5 to 15 days. Fever of 39.5 to 40.5 degC (103 to 105 degF) begins abruptly and persists for 3 to 5 days without any evident cause. Convulsions are common during the early phase, particularly as the temperature rises. Desp |
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ScabiesThe female mite, just visible to the naked eye, makes the necessary journey from one human to another during close bodily contact and burrows into the horny layer. Burrows are most commonly seen on the finger webs, wrists, elbows, around the nipples in wo |
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Skin CareCold winds and icy temperatures can be harsh on exposed skin, causing it to lose natural moisture and softness. Similarly the effects of central heating may dry your skin by robbing it of natural moisture |
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Sunlight and the SkinOf the energy reaching the earth's surface 99% is ultraviolet through to middle infra-red. The shorter wavelengths of ultraviolet are filtered out by ozone in the stratosphere and by the atmosphere. The response of skin to solar radiation depends on the w |
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TineaTinea pedis is a dermatophyte infection of the feet, sometimes with concurrent bacterial infection. This very common, often chronic condition is frequently acquired where bathing facilities are shared, and infection is favoured by maceration. It is much c |
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