Alopecia Areata

    March 2025
    Ranthilaka R. Gammanpila, Eckart Haneke
    TLDR Alopecia areata causes patchy hair loss on the scalp and body.
    Alopecia areata (AA) is a prevalent autoimmune condition characterized by patchy, non-scarring hair loss that primarily affects the scalp but can occur in any hair-bearing area. It may also impact the nails.
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