2020
DOI: 10.1111/dth.14033
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Abstract: Psoriasis is a chronic immunoinflammatory skin disease in which environmental, genetic, and immunologic factors appear to play a role. Alopecia areata (AA) is an autoimmune disease in which hairs are lost from any part of the body but the most common site is the scalp. The prevalence of AA is 0.1% to 0.2% with no sex predilection. 1,2 Poliosis is due to reduction or lack of melanin in scalp hair, eyebrows, or eyelashes. This condition can cause white patches on the hair and people tend to get confuse and defin…

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