January 2026 in “Journal of Clinical and Investigative Dermatology” The document discusses a case report of familial Pure Hair–Nail Ectodermal Dysplasia (PHNED) in Yemen, focusing on a father and son. PHNED, associated with the HOXC13 gene, often presents with severe hypotrichosis or complete alopecia. In this case, the father exhibited nail dystrophy affecting all 20 nails, characterized by distal dystrophy and marked downward curvature. This report highlights the clinical correlation of PHNED symptoms in a familial context.
6 citations
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August 2022 in “Molecules” A hair test shows promise for early mood disorder diagnosis.
February 1842 in “Annals of clinical and laboratory science” 7 citations
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March 2000 in “CRC Press eBooks” 
March 2024 in “Indian Journal of Dermatology/Indian journal of dermatology” Using animal names for skin conditions helps with learning and memory.
June 2021 in “Revista da Sociedade Portuguesa de Dermatologia e Venereologia” A patient with lupus experienced complete hair regrowth after treatment with thalidomide.
4 citations
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December 2024 in “Photodiagnosis and Photodynamic Therapy” Wood's lamp is effective for early detection of tinea capitis in children.
December 2024 in “PubMed” A man with a rare disease experienced late hair whitening and loss, but hair color returned, suggesting a good outlook.
May 2026 in “International Journal of Homoeopathic Sciences” Homeopathy improved hair health and emotional well-being in severe female baldness.
42 citations
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January 2009 in “Colloids and Surfaces B: Biointerfaces” A certain surfactant sticks to human hair, making it change from water-repelling to water-attracting, which could help in hair conditioning.