January 2016 in “International Journal of Research in Medical Sciences” Low iron, low thyroid function, and stress are linked to excessive hair shedding in women.
April 2026 in “BMJ Case Reports” Leydig cell tumors can cause high testosterone in women and are treated by removing the ovaries.
3 citations
,
November 2010 in “The Journal of Dermatology” A giant blue nevus on the scalp can cause hair loss and may damage underlying structures.
15 citations
,
August 2021 in “Reviews in endocrine and metabolic disorders” COVID-19 and hypopituitarism (reduced pituitary gland function) are linked, with the latter's related health issues potentially worsening COVID-19 outcomes, and COVID-19 possibly increasing risk for pituitary complications.
13 citations
,
August 2020 in “Mayo Clinic proceedings” Women with lichen planopilaris often have thyroid disease, depression, anxiety, and may respond to treatment with slowed disease progression.
4 citations
,
November 1999 in “PubMed” Monilethrix is a rare hair disorder causing beaded, fragile hair, often improving on its own over time.
5 citations
,
January 2021 in “Indian Journal of Pathology and Microbiology” A rare eyelid tumor was successfully diagnosed and removed, highlighting the need for careful examination.
Toxoplasma gondii infection may increase testosterone levels in males.
Low Vitamin D, Vitamin B12, and iron levels, as well as thyroid issues, are strongly linked to premature greying of hair, which also negatively affects quality of life.
August 2025 in “Skin Appendage Disorders” Topical minoxidil can help improve hair in trichonodosis.
78 citations
,
November 2008 in “Fertility and Sterility” Amenorrhea is relatively rare and initial testing should check FSH, TSH, and prolactin levels.
August 2024 in “Dermatology and Therapy” Vorasidenib can cause unusual hair growth.
14 citations
,
July 2021 in “Bioscience Reports” Activating Tgr5 may help treat hair loss and bone loss.
37 citations
,
March 2010 in “British Journal of Dermatology” Oestrogen and thyrotropin-releasing hormone affect prolactin and its receptor in human skin and hair, suggesting new treatment options for related conditions.
October 2012 in “The American Journal of Gastroenterology” A hairball in the stomach can cause serious issues and may need surgery and psychiatric care.
5 citations
,
December 2018 in “Annals of plastic surgery” Some burn patients grew extra hair in areas treated with pressure garments or silicone.
November 2022 in “Journal of the Endocrine Society” A 13-year-old girl's masculine symptoms improved after surgery for a rare adrenal tumor that produced male hormones.
2 citations
,
March 2025 in “Cancer Gene Therapy” Targeting Sirt1 can reduce androgen levels and slow glioblastoma growth.
1 citations
,
July 2022 in “Case reports in endocrinology” A 70-year-old woman with a malignant adrenal tumor improved after surgery and radiotherapy.
3 citations
,
December 2001 in “Irish Journal of Psychological Medicine” Trichotillomania is a challenging-to-treat impulse-control disorder where individuals pull out their hair, more common in females, with some treatments showing benefits.
17 citations
,
January 2009 in “Nippon Ishinkin Gakkai Zasshi” A 10-year-old boy recovered from a scalp infection caused by a fungus after treatment with itraconazole.
A 73-year-old woman's unusual hair loss and growth led to the discovery of a rare condition causing too much testosterone, which improved after her ovaries were removed.
18 citations
,
February 2001 in “Der Hautarzt” A woman with myotonic dystrophy had multiple skin tumors on her scalp, suggesting a genetic link.
1 citations
,
April 2022 in “Indian Journal of Plastic Surgery” Hormone therapy greatly improves the quality of life for adults seeking gender reaffirmation, but more research is needed in India.
January 2015 in “Nasza Dermatologia Online” Monilethrix causes fragile, patchy hair loss.
4 citations
,
December 2014 in “Indian Journal of Dermatology” A rare skin condition with cysts was found on a 5-year-old boy's scalp.
June 2021 in “Scholars journal of applied medical sciences” Trichofolliculoma, a rare benign hair follicle tumor, can potentially recur.
March 2025 in “Nepal Journal of Dermatology Venereology & Leprology” A standardized guideline would improve Telogen Effluvium management.
March 2025 in “European Journal of Medical Genetics” Tofacitinib helped improve symptoms and hair growth in a patient with Aicardi-Goutières syndrome.
October 2024 in “Journal of the Endocrine Society” A rare ovarian tumor caused high testosterone in a postmenopausal woman, resolved by surgery.