April 2020 in “Journal of the Endocrine Society” A woman's severe hirsutism was caused by Leydig cell tumors in her ovaries, which improved after surgery.
November 2012 in “Experimental and Clinical Endocrinology & Diabetes” A new genetic mutation causes severe Leydig cell hypoplasia, affecting sexual development.
June 2025 in “Journal of Ovarian Research” Accurate diagnosis is crucial to distinguish between PCOS and rare ovarian tumors in teens with similar symptoms.
October 2024 in “Journal of the Endocrine Society” Rare ovarian tumors can cause hyperandrogenism, even if imaging appears normal.
May 2021 in “Journal of the Endocrine Society” A woman with a rare ovarian tumor and hyperparathyroidism improved after surgery, highlighting the need for reporting unusual cases to understand and manage rare diseases.
June 2026 in “The Journal of Sexual Medicine” Rare seminoma found in a 33-year-old woman with atypical genitalia and no Y chromosome.
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.
34 citations
,
January 1998 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” Trichoblastomas may mimic fetal skin development by having many Merkel cells, unlike adult skin.
1 citations
,
February 2016 in “European Journal of Obstetrics & Gynecology and Reproductive Biology” An 84-year-old woman's hair loss was due to a rare condition called Leydig cell hyperplasia, which was treated with surgery.
October 2024 in “Journal of the Endocrine Society” Surgical removal of a rare ovarian tumor improved symptoms and hormone levels in a postmenopausal woman.
18 citations
,
April 2014 in “Stem cells” The study found stem cells in minor salivary glands that can differentiate and are involved in tumor formation when exposed to tobacco.
December 2013 in “Open Access Macedonian Journal of Medical Sciences” A woman's excessive hair growth and high testosterone were caused by a rare ovarian tumor, which was successfully treated with surgery.
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.
10 citations
,
May 2009 in “Cases Journal” A woman's masculine symptoms were caused by an ovarian tumor, which improved after surgery.
January 2024 in “Wiadomości Lekarskie” Pre-surgical embolization and a two-stage resection improve outcomes for rare sacral tumors.
A stable sheep ovarian cell line was created for studying reproduction and hormones.
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.
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.
1 citations
,
November 2024 in “Cureus” Recognizing RSCC is crucial due to its aggressive nature and high risk of poor outcomes.
August 2017 in “Journal of pediatric surgery case reports” A toddler with a rare adrenal gland tumor causing male-like physical changes was successfully treated with surgery.
5 citations
,
January 2021 in “Indian Journal of Pathology and Microbiology” A rare eyelid tumor was successfully diagnosed and removed, highlighting the need for careful examination.
1 citations
,
August 2023 in “Case Reports in Women s Health” Leydig cell hyperplasia can cause virilization in postmenopausal women and is treatable with surgery.
3 citations
,
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.
32 citations
,
January 2010 in “Journal of Korean Medical Science” A rare adrenal tumor in a 14-year-old girl caused male-like symptoms and was successfully removed.
October 2024 in “Journal of the Endocrine Society” Bilateral salpingo-oophorectomy resolved hyperandrogenism in a postmenopausal woman with rare ovarian tumors.
1 citations
,
January 2018 in “Pediatrics in review” A 7-year-old boy with a brain tumor developed early puberty, which was successfully treated with medication.
2 citations
,
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.
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.
May 2021 in “Journal of the Endocrine Society” A woman's severe hormone imbalance after menopause led to finding a rare ovarian tumor, treated by surgery.
March 2025 in “Laboratory Investigation” Mesothelioma of the tunica vaginalis testis is rare, often high-grade, and has a median survival of about 24 months.