12 citations
,
January 2009 in “Gynecological Endocrinology” A postmenopausal woman's hair loss and excess hair growth improved after surgery for ovarian hyperthecosis.
34 citations
,
June 1992 in “Journal of Cutaneous Pathology” Harlequin ichthyosis involves abnormal skin cell structures and giant mitochondria, affecting skin and hair.
13 citations
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September 2011 in “Archives of dermatology” A patient with steroid sulfatase deficiency had a unique hair pattern and a brain malformation not previously linked to the condition.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.
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.
27 citations
,
July 1997 in “PubMed” The harlequin ichthyosis mouse mutation causes thick skin and early death, resembling a human skin disorder.
3 citations
,
May 2018 in “The American Journal of Medicine” A woman's long-term scalp issues were diagnosed as a rare skin disorder called cutaneous Langerhans cell histiocytosis.
13 citations
,
August 2020 in “Der Hautarzt” Excessive male hormones in women cause symptoms like unwanted hair growth, and treatment requires careful medical evaluation.
5 citations
,
January 2017 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Porokeratotic eccrine and hair follicle nevus is a very rare skin disorder possibly caused by a GJB2 gene mutation.
October 2024 in “Journal of the Endocrine Society” Sheehan syndrome can cause hormone deficiencies after childbirth, but treatment can improve symptoms.
June 2025 in “British Journal of Dermatology” Segmented hair color changes can indicate active alopecia areata.
5 citations
,
January 2012 in “International journal of trichology” A 2-year-old boy had no hair and unusual organ placement, and it's unclear if it's genetic or coincidental.
1 citations
,
October 2023 in “Heliyon” An infant with Hutchinson-Gilford Progeria Syndrome had successful surgery to fix breathing issues caused by a new genetic mutation.
April 2017 in “IOSR journal of dental and medical sciences” Netherton Syndrome is a non-treatable genetic disorder in children causing skin, hair, and allergy issues.
April 2021 in “The journal of heart and lung transplantation/The Journal of heart and lung transplantation” Untreated Sheehan's Syndrome caused severe heart failure in a woman, which improved with hormone and heart failure treatment.
July 2024 in “Journal of Investigative Dermatology” Human hair follicles have their own thyroid hormone system.
March 2023 in “JAAD case reports” A new genetic change in the keratin 10 gene caused a skin condition called ichthyosis hystrix in a father and his daughter.
21 citations
,
June 2010 in “Anais Brasileiros De Dermatologia” The document reports the first Brazilian case of a girl with Becker nevus syndrome, characterized by skin changes, breast underdevelopment, and scoliosis.
59 citations
,
September 2021 in “Journal of Allergy and Clinical Immunology” Netherton syndrome has two subtypes with shared immune traits but different allergic and immune responses, suggesting targeted treatments.
42 citations
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October 2004 in “Experimental and Clinical Endocrinology & Diabetes” The main cause of excessive hair growth in Turkish women is Polycystic ovary syndrome, but in about one fifth of cases, the reason for high male hormone levels is unknown.
August 2018 in “Pediatric Dermatology” A baby had a unique skin condition with a pale patch and surrounding dark hairs, not linked to other health issues.
62 citations
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March 2011 in “European journal of endocrinology” Some parents have a mild form of congenital adrenal hyperplasia without symptoms, and they usually don't need treatment.
1 citations
,
May 2011 in “Journal of Obstetrics and Gynaecology” Hair loss in postmenopausal women due to ovarian hyperthecosis is rare, but removing the ovaries can significantly improve the condition.
February 2021 in “Endocrinology, diabetes & metabolism case reports” A postmenopausal woman's excessive hair growth and hair loss were due to a non-cancerous ovarian condition, treated successfully with surgery.
1 citations
,
February 2013 in “Clinical pediatrics” The baby’s hair loss was due to a rare genetic condition, not treatable by usual methods.
Tricholemmoma is linked to Cowden syndrome and can be benign or malignant.
September 2025 in “Indian Journal of Dermatology” A Turkish woman has a hair condition caused by a LIPH gene mutation.
4 citations
,
April 2018 in “The journal of pediatrics/The Journal of pediatrics” A 6-year-old girl's inability to grow her hair long was due to Loose Anagen Hair Syndrome, which causes hair to shed easily and may improve with age.
Researchers found a genetic link for hereditary hair loss but need more analysis to identify the exact gene.
7 citations
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August 2017 in “European journal of endocrinology” Mutations in the POC1A gene can cause a unique form of extreme insulin resistance and short stature.