Description

Psoriasis is a chronic, noncontagious autoimmune disease that causes abnormal, scaly, itchy, and inflamed patches of skin Psoriasis is caused by an overactive immune system that causes skin cells to multiply too quickly. The exact cause is unknown, but it's thought to be a mix of genetics and environmental factors. Common triggers include: Infections, such as strep throat and upper respiratory infections Dry air or dry skin Injury to the skin, including cuts, burns, and insect bites Some medicines, including antimalaria drugs, beta-blockers, and lithium Stress Too little or too much sunlight Treatments for psoriasis depend on the type and severity of the disease, and the area of skin affected. Treatments include: Topical: Creams and ointments applied to the skin Phototherapy: Skin is exposed to certain types of ultraviolet light Systemic: Oral and injected medications that work throughout the entire body Even with successful treatment, psoriasis usually returns.

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