October 2024 in “Journal of the Endocrine Society” This study examined a case of postmenopausal virilization in a woman and found that despite normal imaging, bilateral salpingo-oophorectomy revealed rare ovarian Leydig cell and Brenner tumors as the source of hyperandrogenism, with symptoms resolving post-surgery.
October 2024 in “Journal of the Endocrine Society” This case report highlights the challenge of differentiating between non-classical adrenal hyperplasia and steroid cell tumors of the ovary in a patient presenting with hyperandrogenism.
January 2023 in “Case Reports in Obstetrics and Gynecology” This case report highlights the need for early diagnosis and treatment of ovarian hyperthecosis to enhance the quality of life and health outcomes for affected patients.
This study reported that severe hypothyroidism in two pediatric patients was associated with transient liver and kidney dysfunction, which resolved after beginning levothyroxine treatment.
March 2026 in “JCEM Case Reports” In this case report, a 71-year-old woman with severe hyperandrogenism and virilization revealed a bilateral ovarian steroid cell tumor, confirmed after adnexectomy, resulting in normalized testosterone levels and improved hirsutism post-surgery.
November 2022 in “Journal of the Endocrine Society” This case study reports a rare instance of a virilizing androgen-only secreting adrenal cortical adenoma in a 13-year-old, with symptom resolution after surgical removal.
October 2025 in “Journal of the Endocrine Society” This case study reported that sudden hyperandrogenism in postmenopausal women may indicate hormonally active ovarian tumors such as Leydig cell tumors, which can be effectively treated with surgery.
April 2019 in “Journal of the Endocrine Society” In this case report, a 48-year-old woman's hyperandrogenism, presenting with symptoms like acne and hirsutism, was attributed to a benign Leydig cell tumor, which resolved after surgical removal.
October 2024 in “Journal of the Endocrine Society” This case report describes a patient with an ovarian steroid cell tumor that initially presented as non-classical adrenal hyperplasia, emphasizing the difficulty in differential diagnosis with hyperandrogenism and the importance of close clinical monitoring.
4 citations
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January 2019 in “Obstetrics & gynecology science” This case study reported that a 51-year-old woman with hirsutism and voice thickening had a Leydig cell tumor detected by PET-CT, which normalized hormone levels and resolved symptoms after surgical removal.
4 citations
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December 2018 in “Case reports in endocrinology” This case study reported a postmenopausal woman with a testosterone-secreting ovarian tumor that was not detected through standard clinical or radiological examination but was found via biopsy.
April 2019 in “Journal of the Endocrine Society” This case study reports a rare instance of ectopic ACTH secretion from a primary lung neuroendocrine tumor in a young woman, highlighting successful diagnosis and treatment following symptoms of Cushing syndrome, with normalization of ACTH, glucose, and cortisol levels post-surgery.
This study found that intrathyroidal injection of autologous platelet-rich plasma improved thyroid function and symptoms in hypothyroidism patients, without adverse events over one year.
October 2024 in “Journal of the Endocrine Society” In this case report, the authors describe the diagnosis and management of a rare case of hyperandrogenism in a postmenopausal woman, attributed to coexisting ovarian Leydig cell and Brenner tumors, with improvement in symptoms following bilateral salpingo-oophorectomy.
April 2020 in “BMC endocrine disorders” This case report describes a 65-year-old woman with childhood-onset growth hormone deficiency who developed panhypopituitarism, including late-onset secondary hypoadrenocorticism, affecting her respiratory and renal function.
October 2024 in “Journal of the Endocrine Society” Hypothyroidism may cause vertigo symptoms like BPPV.
1 citations
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November 2024 in “Veterinary Dermatology” This case study reported that a 13-year-old cat with paraneoplastic alopecia due to an intraabdominal apocrine adenocarcinoma exhibited ventrally distributed alopecia and shiny skin, with necropsy showing telogenisation and miniaturisation of the hair follicles.
October 2024 in “Journal of the Endocrine Society” This case report highlights that Sheehan syndrome, though rare in developed countries, can occur and underscores the importance of detailed history taking to uncover the cause of atypical presentations.
3 citations
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May 2025 in “Cell Death and Disease” This study found that METTL1 is upregulated in papillary thyroid cancer tissues and promotes cancer cell proliferation and metastasis through its tRNA methyltransferase activity.
November 2022 in “Journal of the Endocrine Society” This case study reports that immunotherapy with ipilimumab and nivolumab induced hypophysitis in a patient with renal cell carcinoma, emphasizing the need for careful monitoring of endocrine function in such treatments.
June 2024 in “Biological and Clinical Sciences Research Journal” In this study, researchers found that women with PCOS and thyroid dysfunction had significantly altered T3 and T4 hormone levels and more frequent symptoms like weight gain and irregular menstrual cycles, suggesting the importance of thyroid screenings for personalized treatment strategies.
3 citations
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August 2025 in “International Journal of Molecular Sciences” This study found that women with PCOS have significantly higher prevalence and levels of thyroid autoantibodies, with these elevated levels suggesting a potential independent autoimmune activation associated with PCOS.
October 2023 in “Journal of the Endocrine Society” This case report details a 73-year-old woman with significant hirsutism and hair loss linked to a rare ovarian Leydig cell tumor, which was resolved by bilateral salpingo-oophorectomy, normalizing her testosterone levels and addressing her symptoms.
May 2021 in “Journal of the Endocrine Society” This case report highlights the importance of timely biochemical and radiographic evaluation of adrenal masses, as illustrated by a rapidly progressing aggressive adrenal cortical carcinoma.
5 citations
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October 2013 in “Endocrine” This case report describes three instances where occult ovarian Leydig cell tumors were suspected based on severe hyperandrogenism symptoms, despite negative imaging findings, highlighting that elevated testosterone levels are a crucial diagnostic marker.
16 citations
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January 2012 in “Indian Journal of Endocrinology and Metabolism” This case series describes six women with both PCOS and Graves' disease, suggesting a possible shared underlying cause for their co-occurrence.
July 2023 in “Media Dermato Venereologica Indonesiana” In this study, researchers highlighted that in sarcoidosis, macrophages in granulomas can produce vitamin D, potentially leading to calcium imbalances, where vitamin D supplementation may cause hypercalcemia, necessitating careful laboratory assessment before supplementation.
1 citations
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July 2022 in “BMC Women s Health” This report describes a rare case of elevated serum DHEAS levels in a postmenopausal woman, linked to an ovarian sex cord-stromal tumor rather than the adrenal glands, challenging common assumptions about androgen sources.
This case study reports a 60-year-old woman's clinical findings related to hypothyroidism and elevated prolactin levels but does not present new research results.
October 2024 in “Journal of the Endocrine Society” In this case study, a postmenopausal woman with symptoms of virilization was diagnosed with a rare ovarian Leydig cell tumor, and surgical removal led to a resolution of her hyperandrogenism and related symptoms, highlighting the importance of thorough differential diagnosis in postmenopausal hyperandrogenism.