October 2023 in “IJEM case reports” A 15-year-old girl with no menstrual period was diagnosed with a genetic condition that makes her body unable to respond to male hormones, leading to female characteristics despite having male genetic makeup.
December 2022 in “Journal of Medical Case Reports” A 20-year-old woman was found to have a rare ovarian tumor causing symptoms like acne and a low-pitched voice, which disappeared after the tumor was removed.
January 2018 in “Elsevier eBooks” 5α-reductase-2 deficiency causes ambiguous genitalia at birth and affects male sexual development, but individuals often develop male characteristics at puberty.
46 citations
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August 2006 in “PubMed” A genetic defect causes males in some Mediterranean populations to be born with ambiguous genitalia and develop male traits at puberty.
July 2024 in “Journal of Pediatric Endocrinology and Metabolism” Ovarian hyperthecosis should be considered in young women with severe male-like symptoms and can be managed with hormone treatments.
3 citations
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July 2019 in “Case Reports in Obstetrics and Gynecology” A young woman's rare ovarian tumor was successfully removed, improving her hormonal symptoms.
April 2020 in “Journal of the Endocrine Society” A rare ovarian tumor caused high male hormone levels, but surgery fixed it.
51 citations
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August 2012 in “Differentiation” Mouse genital development depends on male or female hormones for specific features.
October 2024 in “Journal of the Endocrine Society” Ovarian stromal hyperplasia can cause high testosterone in postmenopausal women and is treated by removing the ovaries.
21 citations
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December 2015 in “Development Growth & Differentiation” DHT is crucial for urethral formation, and its disruption can affect masculinization and lead to hypospadias.
May 2021 in “Journal of the Endocrine Society” A 23-year-old woman's missed periods were caused by a rare genetic disorder treated with hormone patches.
October 2025 in “Journal of Obstetric and Gynaecological Practices POGS” 7 citations
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March 2023 in “Gynecological Endocrinology” After tumor removal, the woman regained normal hormone levels, menstruated, and had a healthy baby.
1 citations
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November 1995 in “Postgraduate medical journal” A Saudi individual initially identified as a girl had a genetic disorder affecting gender development.
July 2001 in “APMIS. Acta pathologica, microbiologica et immunologica Scandinavica./APMIS” Male children's genital development issues can be caused by genetic mutations or environmental factors affecting hormone action.
17 citations
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April 2009 in “Andrologia” A boy's early puberty caused by a testicular tumor returned to normal after surgery.
August 2025 in “Journal of Pediatric Endocrinology and Metabolism” A rare ovarian tumor in a 2-year-old girl was successfully removed, normalizing her hormone levels.
October 2016 in “Journal of Case Reports” A rare ovarian tumor can occur without causing male-like symptoms.
November 2022 in “Journal of the Endocrine Society” A woman's small ovarian tumor causing high androgen levels was missed by several scans but found during surgery.
2 citations
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May 2018 in “Diagnosis” A 68-year-old woman developed male traits due to a tumor in her ovary, which was removed, returning her hormone levels to normal.
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.
May 2021 in “Journal of the Endocrine Society” The 18-year-old girl likely has a condition called müllerian agenesis, which caused her to not have a uterus and experience no menstrual periods.
September 2024 in “Pediatrics in Review” Parental support and gender-affirming care are crucial for the mental health of transgender adolescents.
5 citations
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January 2017 in “Endocrinology” Genetic defects in testosterone production can cause hormonal and developmental disorders, and more research is needed to understand androgen regulation and develop safer treatments.
March 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Minoxidil treatment improves heart defects in a DiGeorge syndrome model.
2 citations
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October 2015 in “Obstetrics and gynaecology cases - reviews” Removing both ovaries may better treat increased male hormone levels and related symptoms in postmenopausal women when hormone therapy doesn't work.
October 2024 in “Journal of the Endocrine Society” Surgical removal of a rare ovarian tumor improved symptoms and hormone levels in a postmenopausal woman.
October 2022 in “Miscellaneous” A rare, non-cancerous ovarian tumor was successfully treated with surgery, improving the patient's symptoms.
32 citations
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February 2017 in “Human Reproduction” Women with polycystic ovary syndrome tend to have a longer anogenital distance.
2 citations
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November 2025 in “Journal of Ovarian Research” Reducing granulosa cell pyroptosis may improve oocyte maturation in PCOS.