June 2008 in “The Journal of Urology” Men with urinary symptoms are more likely to have erectile dysfunction, and there's a debate about research methods and authorship ethics.
March 2019 in “Nasza Dermatologia Online” A man had both alopecia areata and lichen planus, which is uncommon.
May 2024 in “JAAD Case Reports” A young man was diagnosed with a rare hair loss condition usually seen in older women.
34 citations
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December 2011 in “The Journal of Dermatology” A unique type of lupus panniculitis causes reversible hair loss on the scalp in East Asians.
1 citations
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December 2025 in “Selçuk tıp dergisi/Selçuk Üniversitesi Tıp Fakültesi dergisi” Lower 2D:4D finger ratios in HS patients suggest prenatal hormone influence on the disease.
5 citations
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October 2014 in “Gynecological Endocrinology” Triptorelin helps evaluate hormone production in Sertoli-Leydig cell tumors.
6 citations
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March 2007 in “BioTechniques” PCR genotyping in cre-loxP mice can be inaccurate due to unintended gene deletions in non-target tissues.
2 citations
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July 2022 in “Frontiers in Veterinary Science” A female dog with mixed male and female traits was treated successfully with surgery.
1 citations
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January 2003 in “Benjamins eBooks” Confinement in farrowing crates doesn't increase chronic stress in sows, but hair cortisol measurements may not reliably indicate stress due to hair growth variations.
July 2025 in “Clinical Cosmetic and Investigational Dermatology” Major depression disorder increases the risk of alopecia areata, and vice versa.
July 2025 in “Journal of Investigative Dermatology” Androgens reduce THY1 in skin cells, leading to less fat, more fibrosis, and worse healing in males.
19 citations
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November 2021 in “Lupus Science & Medicine” Black patients with discoid lupus erythematosus have more severe skin damage and higher chances of dyspigmentation, scalp, and ear involvement.
19 citations
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November 1993 in “Mammalian Genome” A gene mutation in mice causes permanent hair loss and skin issues.
January 2022 in “Revista Dermatológica Centro Uraga” Monilethrix is a genetic hair disorder affecting hair shape, seen in two brothers.
3 citations
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August 2021 in “European journal of medical research” Microbial biofilms may cause red scrotum syndrome.
October 2022 in “Journal of the ASEAN Federation of Endocrine Societies” GnRH-a or orchiectomy is more effective than anti-androgens for managing hormone levels in transgender women.
November 1997 in “Open Archive (Karolinska Institutet)” PTCH gene mutations contribute to basal cell carcinoma development.
3 citations
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June 2020 in “Journal of Dermatological Treatment” Triamcinolone acetonide is slightly more effective than betamethasone for hair regrowth in localized alopecia areata.
January 2020 in “Proyecto de investigación:” Longer anogenital distance may indicate a higher chance of having polycystic ovary syndrome, and measuring this distance along with hormone levels could improve diagnosis.
21 citations
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December 1977 in “Journal of pediatric surgery” Individuals with male pseudohermaphroditism often do better raised as females with early surgery.
3 citations
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September 2018 in “Journal of Structural Biology” Oxidized trichocyte keratin has a helical dislocation in its structure.
November 2025 in “Basic and Clinical Andrology” Male relatives of women with PCOS show similar health issues, suggesting a male version of the condition.
24 citations
,
November 2023 in “Nature” The extracellular matrix affects where tumors can start in the body.
10 citations
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February 2019 in “Toxicological Sciences” Finasteride exposure affects gene expression and anogenital distance in male rat fetuses.
6 citations
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October 2012 in “Journal of Heredity” The Itpr3 gene causes a specific hair pattern in mice.
3 citations
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January 2010 in “Journal of The European Academy of Dermatology and Venereology” Many people diagnosed with androgenic alopecia might actually have hidden scarring or inflammation.
340 citations
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September 2014 in “PLOS Genetics” The study found that in Latin America, ancestry varies by location, influences physical traits, and affects how people perceive their own heritage.
Certain gut bacteria may protect against or increase the risk of hair loss.
82 citations
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May 2010 in “PLoS neglected tropical diseases” Secondary syphilis in Cali, Colombia, shows high Treponema pallidum presence and challenges in early diagnosis, needing better public health strategies.
38 citations
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July 2019 in “Nature Communications” Par3 protein is essential for skin cell balance and stability.