Certain immune markers and vitamin levels could help diagnose alopecia areata.
66 citations
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April 1995 in “The journal of cell biology/The Journal of cell biology” A new protein was made to detect specific skin cell growth receptors and worked in normal skin but not in skin cancer cells.
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May 2019 in “Australasian Journal of Dermatology” Hair loss in Cronkhite-Canada syndrome may be caused by autoimmune factors, not just stress or malabsorption.
January 2026 in “Journal of Cutaneous Immunology and Allergy” IgG4-related disease can cause scalp hair loss that looks like acne keloidalis nuchae.
148 citations
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December 2018 in “Journal of autoimmunity” Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.