January 2018 in “The Kaohsiung journal of medical sciences” A young man had a rare case of hair cysts on his elbows, which was hard to diagnose and treat.
23 citations
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July 2018 in “Journal of Cosmetic Dermatology” Chemotherapy caused hair loss with specific patterns, but most patients had hair regrowth after treatment, while some had lasting hair loss.
1 citations
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June 2019 in “Oral diseases” 28 citations
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May 1998 in “Journal of the American Academy of Dermatology” Scalp inflammation can cause multiple hairs to grow from one follicle.
March 2025 in “International Journal of Trichology” Vigorous rubbing of herbal powder on the scalp caused hair damage and loss.
January 2023 in “DAHUDER Medical Journal” Sudden hair loss might be a symptom of COVID-19.
April 2025 in “Indian Journal of Paediatric Dermatology” Trichorrhexis invaginata can occur with tinea capitis, though it's rare.
119 citations
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June 1993 in “BMJ” Alopecia is a key indicator of thallium poisoning.
March 2026 in “The Journal of Dermatology” Hair transplantation in nevus sebaceus maintains hair cycling but doesn't prevent tumor growth; complete excision is recommended.
1 citations
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July 1935 in “Nature” Animal hair can curl tightly on its own, especially in foxes, due to changes in keratin.
February 2026 in “International Journal of Surgery Case Reports” Bezoars can cause serious digestive issues and need early imaging and surgery for effective treatment.
2 citations
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August 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” A specific mutation in the K25 gene causes a rare genetic disorder with curly hair at birth and later hair loss, along with dental issues.
17 citations
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January 1991 in “Acta Dermato Venereologica” A family had a genetic condition causing hair loss on the scalp, passed down through four generations.
December 2010 in “Bariatric Nursing and Surgical Patient Care” Hair loss after bariatric surgery can be reduced by staying hydrated, eating enough protein, taking vitamins, managing stress, and possibly using biotin.
January 2022 in “Clinical Cases in Dermatology” A 12-year-old boy has a rare, harmless hair loss on his chin with no need for treatment.
1 citations
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July 2001 in “Pediatrics in review” The girl has a hormonal imbalance causing increased hair growth and other male characteristics.
2 citations
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May 2014 in “PubMed” A 10-year-old boy was diagnosed with a rare scalp condition causing hair loss and treated with a topical cream.
16 citations
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August 2002 in “Journal of Interferon and Cytokine Research” A man developed excessive hair growth after treatment with interferon-alpha and ribavirin for hepatitis C.
August 2024 in “Dermatology and Therapy” Vorasidenib can cause unusual hair growth.
The curly mutation in SELH/Bc mice affects hair and may help study human genetic disorders.
4 citations
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December 2020 in “Journal of the American Academy of Dermatology” Pulling 2 or fewer hairs is normal for all hair types, including Afro- and Asian-textured hair.
2 citations
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April 2018 in “Pediatric dermatology” Elaborate princess hairstyles at a theme park caused hair loss and scalp damage in young girls.
17 citations
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July 1984 in “British journal of dermatology/British journal of dermatology, Supplement” The four patients have a unique type of ichthyosis affecting hair follicles.
4 citations
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October 2008 in “International Journal of Dermatology” A toddler's chronic finger ulcer was successfully treated after removing a hair causing hair-thread tourniquet syndrome.
20 citations
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October 2013 in “Dermatologic Surgery”
March 2021 in “CRC Press eBooks” Hair loss can cause and be caused by psychological issues.
25 citations
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October 1996 in “Dermatologic Clinics” Loose Anagen Syndrome causes easy-to-pull, thin hair, mainly in young girls, and improves with age.
3 citations
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December 2017 in “Journal of Psychiatric Research” Hair samples can't reliably detect hypercortisolism in anorexia nervosa patients.
November 2019 in “Harper's Textbook of Pediatric Dermatology” Understanding normal hair growth and loss in children is key to diagnosing and treating hair disorders.
1 citations
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January 2010 in “SRX Pharmacology” Bupropion SR may help treat trichotillomania.