October 1988 in “Pediatric research” Certain maturity signs appear before and after the first release of sperm in boys.
26 citations
,
January 1993 in “Dermatology” A rare case of isolated trichothiodystrophy was identified, marked by brittle hair with low sulfur content.
47 citations
,
January 2001 in “Journal of Investigative Dermatology” High testosterone to epitestosterone ratio in hair could predict male-pattern baldness.
March 2024 in “Cell communication and signaling” Lack of sleep in mice leads to prostatitis by reducing certain hormones and activating an inflammatory pathway, which can be temporarily fixed with normal sleep.
February 2026 in “Cureus” Testosterone therapy had limited benefits for a man with depression and suspected low testosterone, highlighting the need for careful diagnosis and treatment planning.
July 2020 in “Endocrine practice” A 13-year-old boy with Cushing syndrome has high cortisol levels from a pituitary gland issue and underdeveloped sexual characteristics.
April 2024 in “Pediatric dermatology” Transgender and gender diverse youth often have skin issues like acne and scarring, but few get referred to dermatologists.
86 citations
,
March 1993 in “Toxicology and Applied Pharmacology” Finasteride affects male rat genitalia development, causing abnormalities during specific pregnancy days.
57 citations
,
August 2018 in “British Journal of Dermatology” Testosterone therapy in transgender men can cause acne.
April 2019 in “Journal of the Endocrine Society” A young patient with unusual insulin resistance and high testosterone levels had a rare INSR gene mutation.
11 citations
,
September 1990 in “Clinical Endocrinology” Girls with prepubertal simple hypertrichosis have higher dihydrotestosterone (DHT) levels.
February 2017 in “The Journal of Sexual Medicine” Finasteride for hair loss can cause erectile dysfunction due to tissue fibrosis.
October 2024 in “Journal of the Endocrine Society” Ovarian steroid cell tumors can mimic adrenal hyperplasia, and surgery can normalize hormone levels.
8 citations
,
August 2018 in “Turkish journal of urology” Hair wrapped tightly around a boy's penis can cause serious damage if not treated quickly.
45 citations
,
March 2015 in “Clinical Endocrinology” Testosterone therapy is generally safe for transmen, improves sexual function, and has manageable health risks with proper monitoring.
28 citations
,
July 2017 in “Journal of Endocrinological Investigation” Early onset baldness in men may indicate a condition similar to PCOS, linked to heart disease, diabetes, and prostate issues.
9 citations
,
January 2007 in “Endocrine Practice” A woman's male-like symptoms and high testosterone were due to ovarian hilus-cell hyperplasia, which improved after surgery.
January 2026 in “American Journal of Medical Genetics Part A” A new genetic variant causes trichothiodystrophy in two brothers, but their mother may carry it without showing symptoms.
2 citations
,
January 1989 Tay syndrome is a unique genetic disorder causing skin, hair, and developmental issues.
April 2016 in “Journal of Investigative Dermatology” Mutations in the TSPEAR gene cause a new form of ectodermal dysplasia affecting hair and tooth development.
January 2008 in “대한피부과학회지” Androgenetic alopecia is more common in men, linked to genetics and androgen levels, but routine pelvic ultrasound isn't recommended.
8 citations
,
January 1991 in “European Urology” Finasteride lowers DHT levels and raises testosterone in a dose-dependent way.
282 citations
,
October 2006 in “The Journal of Clinical Endocrinology and Metabolism” The Endocrine Society advised against routine testosterone therapy for women, citing a need for more research on long-term safety and a clear definition of androgen deficiency.
25 citations
,
January 2000 in “Hormone Research in Paediatrics” Mutations in the androgen receptor gene cause Androgen Insensitivity Syndrome, affecting sexual development.
2 citations
,
September 2007 in “International Journal of Impotence Research” Local testosterone treatment improved sexual desire in a female with fragile X syndrome.
13 citations
,
October 2003 in “Clinical pediatrics” Steroid treatment greatly improved the symptoms of a boy with a rare disorder called Satoyoshi syndrome.
46 citations
,
November 2014 in “The Journal of Clinical Endocrinology & Metabolism” Men with isolated hypogonadotropic hypogonadism have partial steroid deficiencies, while those with panhypopituitarism have severe deficiencies.
October 2012 in “Sri Lanka Journal of Diabetes Endocrinology and Metabolism” A rare ovarian tumor caused hair loss in a post-menopausal woman, which almost completely stopped after surgery.
15 citations
,
March 2015 in “PloS one” Scientists restored fertility in male mice lacking a key fertility gene by using a modified gene.
22 citations
,
February 2014 in “Arquivos Brasileiros De Endocrinologia E Metabologia” An 81-year-old woman's severe male hormone symptoms were caused by an ovarian tumor, which was treated with surgery.