In this case report, researchers detailed a giant proliferating pilomatrixoma in a 36-year-old woman, emphasizing the importance of complete excision to prevent recurrence or potential malignant transformation, distinguishing it from malignancies like angiosarcoma or melanoma.
18 citations
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January 2013 in “Dermatology Online Journal” This case report describes a 19-year-old woman with typical clinical and histopathological findings of trichofolliculoma, a rare hair follicle hamartoma usually located on the face or scalp.
January 2025 in “Turkiye Klinikleri Journal of Ophthalmology” This study of pilomatrixoma cases in children reveals that these benign tumors typically present as painless masses under the eyebrow and can be effectively treated with surgical excision, though rare rapid growth may occur.
January 2022 in “Journal of Morphological Sciences” This case report presents a 60-year-old woman with virilization and elevated adrenal androgens, where a bilateral salpingo-oophorectomy confirmed ovarian steroid cell tumor NOS, and her symptoms resolved post-operatively.
April 2026 in “BMJ Case Reports” This case study highlights the challenges of diagnosing hyperandrogenism in postmenopausal women, reporting a patient with androgenic alopecia and high testosterone due to a benign Leydig cell tumor in the ovary; surgery successfully normalized testosterone levels.
December 2021 in “International journal of research - granthaalayah” This report discusses a case of pilomatrixoma, an uncommon benign skin tumor, and emphasizes the importance of histopathological analysis for accurate diagnosis to avoid misdiagnosis as malignancy.
July 2024 in “Indian Dermatology Online Journal” In this case report, a benign trichoadenoma was identified in a 42-year-old man as a skin-colored nodule on the cheek, with histopathology confirming the diagnosis and differentiating it from similar conditions like pilomatricoma and sebaceous cyst.
November 2023 in “International surgery journal” In this case study, a 69-year-old male with a neck swelling was diagnosed with a trichilemmal cyst, highlighting the importance of complete surgical excision for lesions with proliferative or malignant potential.
May 2021 in “Journal of the Endocrine Society” This case report describes a 47-year-old woman diagnosed with a rare Sertoliform endometrioid carcinoma of the ovary, emphasizing its early-stage presentation and generally favorable prognosis.
7 citations
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October 2019 in “Case reports in endocrinology” This case report describes a woman with hyperandrogenism and menstrual disturbances, where an ovarian steroid cell tumor was identified and removed, leading to resolution of symptoms.
1 citations
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January 2022 in “Indian dermatology online journal” This case report documents the presentation and diagnosis of a rare bullous pilomatrixoma in a 20-year-old female using fine needle aspiration cytopathology, highlighting diagnostic challenges and features.
March 2026 in “Dermatopathology” In this case report, a rare instance of a primary cutaneous granular cell tumor with prominent overlying terminal hair growth in an adult is described, highlighting the importance of recognizing atypical presentations to accurately diagnose similar uncommon neoplasms.
May 2025 in “International Journal of Reproduction Contraception Obstetrics and Gynecology” In this case report, the researchers described a postmenopausal woman with androgenic symptoms who was found to have a benign Leydig cell tumor of the left ovary, indicated by elevated testosterone levels and MRI findings, which was successfully treated with surgery.
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.
1 citations
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September 2021 in “Rossijskij žurnal kožnyh i veneričeskih boleznej” This review discusses osteoma cutis, a rare benign condition involving bone formation in the skin, covering its potential origins, diagnostic methods, and treatment options, without presenting new clinical findings.
January 2021 in “touchREVIEWS in Endocrinology” Surgery successfully treated a hidden ovarian tumor causing hair loss and excess hair growth in a postmenopausal woman.
September 2025 in “Egyptian Journal of Dermatology and Venerology” This case study described the diagnosis of a trichofolliculoma in a 56-year-old woman, emphasizing its dermoscopic features and histological aspects that confirmed the tumor type, with no recurrence observed after excision.
December 2013 in “Macedonian Journal of Medical Sciences” This case report describes a 69-year-old woman with hirsutism and elevated serum testosterone, where surgery resolved symptoms and serum testosterone, suggesting ovarian steroid cell tumor consideration in similar profiles.
3 citations
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July 2019 in “Case Reports in Obstetrics and Gynecology” This case report and literature review describes a 27-year-old woman with a Sertoli Leydig cell tumor causing testosterone-related symptoms and highlights normalization of hormone levels after surgical treatment.
September 2022 in “Curēus” This case report describes a 61-year-old female with hyperandrogenic symptoms, where an ovarian hemangioma with stromal luteinization was identified and surgically removed, resulting in improved symptoms.
December 2024 in “AACE Clinical Case Reports” This study highlights a rare case of ovarian hyperthecosis in a 58-year-old postmenopausal woman, presenting with polycythemia and severe hyperandrogenism symptoms, with resolution of symptoms following laparoscopic bilateral oophorectomy.
1 citations
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May 2023 in “Cureus” In this case report, a rare instance of pilomatrixoma was identified in the left hand of a 40-year-old patient, with successful surgical treatment and no recurrence observed after four years of follow-up.
January 2007 in “Linchuang pifuke zazhi” A case study reported a 15-year-old boy with a diagnosis of giant folliculosebaceous cystic hamartoma on his right buttock, characterized by malformed hair follicles and sclerotized collagen.
January 2026 in “Frontiers in Oncology” This case report highlights that in postmenopausal women with severe hyperandrogenism, thorough adrenal and pelvic evaluations, hormonal profiling, and permanent pathology are essential for accurate diagnosis and management of androgen-secreting tumors, such as AGCTs, to prevent misdiagnosis and ensure effective treatment.
2 citations
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August 2011 in “Revista Medica De Chile” This case report describes a woman with virilization syndrome who experienced a reduction in androgen levels and reversal of alopecia after removal of a Leydig cell tumor from her ovary.
14 citations
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January 2000 in “Endocrine Journal” This case report documents a 57-year-old woman with a renin-producing adrenocortical carcinoma, revealing metastasis in the neck and providing insights into treatment effectiveness with trilostane and mitotane.
June 2003 in “Clinical orthopaedics and related research” This case study reports a rare instance of Majocchi's granuloma caused by Candida, highlighting the patient's diabetes mellitus and kidney transplant as predisposing factors for the infection.
In this case report, a 54-year-old woman with hirsutism was found to have a benign ovarian cystadenofibroma, which resolved after surgery, highlighting the importance of evaluating postmenopausal women for ovarian causes of androgen excess.
March 2022 in “Ophthalmology Journal” This case report describes a 45-year-old woman with a trichoadenoma of the eyelid, emphasizing the importance of histopathological examination for accurately diagnosing excised eyelid lesions.
80 citations
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June 2000 in “Modern Pathology” Long-standing benign tumors can become cancerous, especially in people with weakened immune systems.