118 citations
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February 2009 in “Fertility and Sterility” Most women with PCOS have high levels of male hormones, and free testosterone is the best marker for this.
84 citations
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June 1970 in “Journal of Investigative Dermatology” January 2026 in “JCEM Case Reports” Benign conditions can mimic serious ones in postmenopausal hyperandrogenism, requiring careful diagnosis.
Tumid lupus erythematosus can cause non-scarring hair loss on the scalp and requires careful diagnosis.
25 citations
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October 1984 in “Journal of Clinical Investigation” The model using human skin on mice helps study human sebaceous glands.
October 2023 in “BMC endocrine disorders” A pineal tumor caused a boy's early puberty, which changed from peripheral to central after treatment.
96 citations
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December 1995 in “Journal of Investigative Dermatology” 14 citations
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January 2010 in “Dermatology” Some people with congenital triangular alopecia have a central tuft of hair in the bald patch, but the cause is unknown.
4 citations
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January 2011 in “Dermatology” A patient grew extra hair on their ears after treatment for testicular cancer, possibly due to hormonal changes or genetics.
January 2020 in “Medpluse International Journal of Anatomy”
18 citations
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October 2018 in “Journal of The American Academy of Dermatology” Some skin medications can harm male fertility, but they don't seem to cause birth defects from father's exposure.
September 2025 in “Annals of Plastic Surgery” Inverted follicular keratosis on the eyelid can be cured with surgery and has a great prognosis.
A new mutation in the TRPS1 gene caused Trichorhinophalangeal syndrome in a 17-year-old, highlighting the need for genetic testing.
110 citations
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October 2013 in “The Journal of Sexual Medicine” Testosterone treatment in trans men increases body and facial hair and may lead to hair loss over time, but severe skin issues are rare.
2 citations
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March 2012 in “Nature Reviews Endocrinology” The body's change of testosterone into DHT is not necessary for testosterone's muscle and sexual effects.
53 citations
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May 1996 in “The Journal of Clinical Endocrinology & Metabolism” Different mutations in the 5 alpha-reductase-2 gene were found in affected individuals in the Dominican Republic, suggesting no common ancestry.
86 citations
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March 1993 in “Toxicology and Applied Pharmacology” Finasteride affects male rat genitalia development, causing abnormalities during specific pregnancy days.
69 citations
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August 1988 in “Journal of Investigative Dermatology” 32 citations
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May 1986 in “Archives of Dermatology” The condition is likely inherited in an autosomal-dominant pattern.
June 2026 in “Kocatepe Veterinary Journal” PRP injections may slightly improve testicular development in male lambs.
January 2023 in “Skin appendage disorders” Hair loss can occur in the area where hair was taken for a transplant.
September 2024 in “Egyptian Journal of Medical Human Genetics” Consider NF1 in newborns with rare congenital anomalies.
8 citations
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July 2017 in “The Journal of Steroid Biochemistry and Molecular Biology” DHT affects testicular development and regulates spermatogenesis in some fish.
2 citations
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September 1997 in “Archives of Dermatology” 2 citations
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January 2007 in “Actas Dermo-Sifiliográficas” Two cases of hairy elbows syndrome were described, with normal skin texture and symmetrical hair growth.
April 2010 in “The Journal of Urology” The research found that androgens help control blood flow in the rat prostate through a specific binding site.
September 2024 in “International Journal of Molecular Sciences” High doses of testosterone disrupt hormone levels and receptor expression in the uterus, affecting fertility.
October 2020 in “Cirugía y cirujanos” Obesity is linked to more severe lower urinary tract symptoms.
January 2021 in “Dermatology online journal” One twin girl has Loose anagen syndrome with poorly anchored hair, diagnosed with a simple hair pull test, while her identical twin does not have the condition.