March 2024 in “Indian Journal of Dermatology” The man was diagnosed with Cronkhite-Canada syndrome, a rare disorder with GI polyps, skin issues, hair loss, and nail problems.
October 2023 in “Case reports in dermatological medicine” A Jordanian family with Clouston syndrome has a common GJB6 gene mutation.
1 citations
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January 1998 in “Journal of Investigative Dermatology” Male pattern hair loss affects about one-third of men aged 18-49 years in the United States.
7 citations
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April 2020 in “JIMD Reports” ATP6AP1‐CDG can cause hearing loss, hair loss, and protein issues, even in female carriers.
12 citations
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July 2015 in “Tissue Antigens” The A allele of the C2 gene increases the risk of lupus, while the G allele may protect against it.
20 citations
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September 2021 in “Nature communications” Cat color patterns are determined early in development by gene expression and epidermal changes, with the Dickkopf 4 gene playing a crucial role.
September 2018 in “Fertility and Sterility” The HSD3B1 variant increases hair loss risk in overweight women with PCOS.
2 citations
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April 2021 in “Journal of The American Academy of Dermatology” Female pattern hair loss affects 32.3% of women, increasing with age and showing no racial differences.
2 citations
,
March 2017 in “Sultan Qaboos University medical journal” An infant had two different natural hair colors on the scalp with no health issues.
9 citations
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November 2013 in “Gynecological Endocrinology” A woman had high testosterone due to an ovarian issue, which was fixed with surgery.
22 citations
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May 1986 in “Clinics in endocrinology and metabolism” Certain finger length ratios and body hair patterns may predict side effects from birth control pills in women.
54 citations
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November 2001 in “Urology” The length of the CAG repeat in the androgen receptor gene affects the risk and progression of prostate cancer, BPH, infertility, and undermasculinized genitalia.
December 2025 in “Actas Dermo-Sifiliográficas” 59 citations
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November 2002 in “Pediatric Dermatology” A 19-month-old Saudi girl had a rare skin condition with no other defects, and her family was unaffected.
September 2023 in “Nature Communications” Rare genetic variants in five specific genes are linked to male-pattern hair loss but only account for a small part of the risk.
February 2018 in “PubMed” Society's pressure to have children later in life favors genes that increase the risk of early baldness in male offspring.
20 citations
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December 1999 in “Journal of Investigative Dermatology” Mutations in the hHb6 gene cause the hair disorder monilethrix.
5 citations
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September 2020 in “Journal of The American Academy of Dermatology” Men can experience female pattern hair loss, needing different treatments.
6 citations
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February 2004 in “Clinical and Experimental Ophthalmology” The document concludes that careful diagnosis is crucial for chromosome 13q deletion syndrome, tamoxifen can cause reversible eye damage, finasteride may be linked to cataracts, and OCT is useful for diagnosing macular diseases.
2 citations
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March 2018 in “BMJ Case Reports” Check hormone levels in older women to find hidden conditions like certain tumors.
July 2022 in “British Journal of Dermatology” 8 citations
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June 1981 in “Clinica Chimica Acta”
January 2022 in “European journal of anatomy” A man had four testicles, two of which were outside the scrotum and looked like fatty lumps.
January 2025 in “JCEM Case Reports” Enzyme replacement therapy may help alleviate symptoms in complex cases like this.
November 2022 in “Journal of the Endocrine Society” A rare ovarian tumor caused high testosterone and excess hair in a woman, which was resolved after tumor removal.
August 2024 in “Clinical & experimental pathology” Forensic DNA phenotyping can now predict more physical traits and ancestry from DNA, but further improvements are needed.
7 citations
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January 2019 in “Australasian Journal of Dermatology” A genetic marker linked to a type of hair loss was found in most patients studied.
April 2016 in “Journal of Investigative Dermatology” Male pattern baldness is linked to a higher risk of certain skin cancers, especially on the scalp.
94 citations
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April 2002 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” A new gene mutation causes female pseudohermaphroditism due to glucocorticoid resistance.
January 2022 in “Springer eBooks”