October 2016 in “Journal of Case Reports” A rare ovarian tumor can occur without causing male-like symptoms.
July 2023 in “Endocrinology, diabetes & metabolism case reports” Sertoliform endometrioid carcinoma of the ovary, though rare, has a good prognosis when treated early.
April 2026 in “BMJ Case Reports” Leydig cell tumors can cause high testosterone in women and are treated by removing the ovaries.
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.
November 2024 in “Future Science OA” A rare benign ovarian tumor was found in a pregnant woman, but both mother and baby remained healthy.
98 citations
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November 2017 in “Elsevier eBooks” Male accessory sex glands in rats rarely develop tumors and respond to hormones.
Check hormone levels and blood counts before surgery in dogs with abnormal blood cell counts.
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.
November 2022 in “Journal of the Endocrine Society” An 8-year-old boy's early puberty was caused by a rare hormone-secreting brain tumor, which was successfully treated with surgery.
October 2025 in “Journal of the Endocrine Society” A rare pituitary tumor in an 18-year-old male caused hormonal issues and vision loss, requiring surgery and further treatment.
September 2025 in “Cureus” Equilibrium dialysis can accurately measure testosterone levels when lab results are inconsistent.
November 2013 in “John Wiley & Sons, Ltd eBooks” The document concludes that accurate diagnosis of male and female gonadal disorders is crucial for effective treatment and better patient outcomes.
November 2022 in “Journal of the Endocrine Society” A woman's masculine symptoms were caused by a rare tumor in her left ovary, which was found using a special blood test.
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June 2001 in “Journal of Zoo and Wildlife Medicine” The lemur's testicular tumor was removed, improving its coat and behavior, with no signs of cancer spread.
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January 2019 in “LGBT health” Transgender women can still get testicular cancer, so proper screening is important.
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October 2012 in “Andrology” Prostate cancer can progress even with low testosterone due to internal hormone production in the tumor.
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January 2004 in “PubMed” DHT deficiency in rats reduces sperm content and affects testis structure over time.
April 2020 in “Journal of the Endocrine Society” A woman's high testosterone and related symptoms were caused by overactive cells in her ovaries.
March 2026 in “JCEM Case Reports” Surgery removed ovarian tumors, normalizing testosterone and improving symptoms.
June 2020 in “AACE clinical case reports” A woman's severe male hormone excess was caused by a small, hard-to-find ovarian tumor.
August 2025 in “International Journal of Cancer” Childhood and adult height, and early immune-related hospitalizations increase testicular cancer risk, while baldness, larger families, and sports reduce it.
April 2020 in “Journal of the Endocrine Society” A rare ovarian tumor caused high male hormone levels, but surgery fixed it.
6 citations
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November 2018 in “Journal of molecular histology” Testosterone increases fluid secretion and aquaporin expression in the vas deferens, which is important for male fertility.
April 2019 in “Journal of the Endocrine Society” The study found that imaging might miss small ovarian tumors causing high testosterone, and suggested using certain testosterone levels and treatment responses to identify these tumors.
April 2020 in “Journal of the Endocrine Society” A rare ovarian tumor that produced testosterone caused a blood clot in the lungs and increased red blood cells in a woman.
3 citations
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July 2024 in “Urology Annals” Younger Klinefelter Syndrome patients have a better chance of successful sperm extraction.
October 2022 in “Miscellaneous” A rare, non-cancerous ovarian tumor was successfully treated with surgery, improving the patient's symptoms.
January 2025 in “Haematology International Journal” These ovarian conditions cause high testosterone levels.
September 2024 in “Electronic Journal of General Medicine” Diagnosing Sertoli-Leydig cell tumors is challenging due to their unusual symptoms and can occur at any age.
June 2026 in “Kocatepe Veterinary Journal” PRP injections may slightly improve testicular development in male lambs.