September 2010 in “Companion Animal” The guide explains how to diagnose and treat hair loss in dogs, covering causes and treatments, with some conditions lacking treatment options.
April 2016 in “Archivio Istituzionale della Ricerca (Universita Degli Studi Di Milano)” Sox9 is important in the development of tumors in domestic animals.
13 citations
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February 2007 in “British Journal of Dermatology” EF and PXE not closely related.
October 2024 in “Journal of the Endocrine Society” Leydig cell tumors can cause high testosterone and symptoms in postmenopausal women, and removing them improves symptoms.
5 citations
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September 2011 in “Andrologia” Finasteride use may be linked to rare testicular tumor, but more research needed.
October 2024 in “Journal of the Endocrine Society” Leydig cell tumors can cause high testosterone and symptoms like hair loss in postmenopausal women, but surgery can improve these symptoms.
October 2025 in “Journal of the Endocrine Society” Leydig cell tumors in the ovary can cause high testosterone and male traits in postmenopausal women but are treatable with surgery.
January 2021 in “touchREVIEWS in Endocrinology” Surgery successfully treated a hidden ovarian tumor causing hair loss and excess hair growth in a postmenopausal woman.
April 2026 in “BMJ Case Reports” Leydig cell tumors can cause high testosterone in women and are treated by removing the ovaries.
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.
22 citations
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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.
3 citations
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January 2021 in “touchREVIEWS in Endocrinology” Surgery removed an ovarian tumor, improving her symptoms and normalizing testosterone levels.
October 2023 in “Journal of the Endocrine Society” A woman's increased facial hair and hair loss were caused by a rare ovarian tumor, cured by surgery.
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.
January 2016 in “AACE Clinical Case Reports” Treatment restored normal sexual characteristics and blood condition in a patient with testicular cancer.
A woman's excess male hormone symptoms were caused by a rare benign tumor in her ovary.
October 2016 in “Journal of Case Reports” A rare ovarian tumor can occur without causing male-like symptoms.
January 2019 in “日本皮膚科学会雑誌” May 2026 in “Annals of Internal Medicine Clinical Cases” Leydig cell tumors can cause hormone issues in postmenopausal women even if imaging looks normal.
October 2023 in “Clinical case reports” A woman's male-pattern facial hair growth was caused by a rare malignant ovarian tumor that was difficult to diagnose and treat.
May 2025 in “Journal of the ASEAN Federation of Endocrine Societies” Postmenopausal women with unusual hair growth should be checked for ovarian tumors.
November 2012 in “Experimental and Clinical Endocrinology & Diabetes” A new genetic mutation causes severe Leydig cell hypoplasia, affecting sexual development.
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.
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.
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.
1 citations
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August 2023 in “Case Reports in Women s Health” Leydig cell hyperplasia can cause virilization in postmenopausal women and is treatable with surgery.
April 2020 in “Journal of the Endocrine Society” A rare ovarian tumor caused high male hormone levels, but surgery fixed it.
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.
3 citations
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January 1985 in “Acta Obstetricia Et Gynecologica Scandinavica” A rare ovarian tumor caused early puberty signs in a 1-year-old girl, but surgery reduced hormone levels.
1 citations
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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.