Psoriasis

Psoriasis be a long-lasting, noncontagious autoimmune disease wey be characterized by patches of abnormal skin. Dese areas be red, pink, anaa purple, dry, itchy, den scaly. Psoriasis dey vary in severity from small localized patches to complete body coverage. Injury to de skin fi trigger psoriatic skin changes at dat spot, wich be known as de Koebner phenomenon.

De five main types of psoriasis be plaque, guttate, inverse, pustular, den erythrodermic. Plaque psoriasis, dem sanso know as psoriasis vulgaris, dey make up about 90% of cases. E typically dey present as red patches plus white scales on top. Areas of de body most commonly affected be de back of de forearms, shins, navel area, den scalp. Guttate psoriasis get drop-shaped lesions. Pustular psoriasis dey present as small, noninfectious, pus-filled blisters. Inverse psoriasis dey form red patches in skin folds. Erythrodermic psoriasis dey occur wen de rash cam be very widespread wey fi develop from any of de oda types. Fingernails den toenails be affected insyd chaw people plus psoriasis at sam point insyd time. Dis fi include pits insyd de nails anaa changes insyd nail color.

Dem generally dey think psoriasis to be a genetic disease wey be triggered by environmental factors. If one twin get psoriasis, de oda twin be three times more likely to be affected if de twins be identical dan if dem be nonidentical. Dis dey suggest say genetic factors predispose to psoriasis. Symptoms often worsen during winter den plus certain medications, such as beta blockers anaa NSAIDs. Infections den psychological stress sanso fi play a role. De underlying mechanism dey involve de immune system wey dey react to skin cells. Diagnosis dey typically base on de signs den symptoms.

Der be no known cure give psoriasis, buh various treatments fi help control de symptoms. Dese treatments dey include steroid creams, vitamin D3 cream, ultraviolet light, immunosuppressive drugs, such as methotrexate, den biologic therapies wey dey target specific immunologic pathways. About 75% of skin involvement dey improve plus creams per. De disease dey affect 2–4% of de population. Men den women be affected plus equal frequency. De disease fi begin at any age, buh typically dey start insyd adulthood. Psoriasis be associated plus an increased risk of psoriatic arthritis, lymphomas, cardiovascular disease, Crohn's disease, den depression. Psoriatic arthritis dey affect up to 30% of individuals plus psoriasis.

De word "psoriasis" be from Greek  wey dey mean 'itching condition' anaa 'being itchy', from psora 'itch', den -iasis 'action, condition'.

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Category:Autoimmune diseases
Category:Cutaneous conditions

Category:Translated from MDWiki