98 citations
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November 2002 in “Contact Dermatitis” This study found that adverse reactions to para-phenylenediamine in hair dye, including severe allergic contact dermatitis, may be more common than currently reported and often misdiagnosed.
This review synthesizes evidence on strategies to preserve donor aesthetics and reserve in follicular unit extraction, emphasizing conservative extraction limits and long-term planning to prevent donor site morbidity.
This study found that some white or grey hairs can naturally regain pigmentation, suggesting hair greying may be reversible in certain conditions linked to psychological stress.
1 citations
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May 2023 in “Indian Journal of Dermatology Venereology and Leprology” This study found that patients with alopecia areata were more likely to experience hearing loss compared to healthy individuals, potentially due to damage to follicular melanocytes involved in the autoimmune process.
8 citations
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February 2007 in “Journal of The American Academy of Dermatology” This commentary critiques the definition of iron deficiency in hair loss studies, suggesting higher serum ferritin levels as a more accurate threshold for diagnosing deficiency in women.
