October 2016 in “Journal of Case Reports” This study reports a case of an ovarian steroid cell tumor with malignant potential, presenting unusually with osteopenia and low weight instead of the expected virilizing symptoms.
74 citations
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July 2010 in “The Journal of Clinical Endocrinology & Metabolism” This study found that gonadal dysfunction is very common in premenopausal women with acromegaly and may be caused by hyperprolactinemia, GH/IGF-I excess, or tumor effects.
6 citations
,
March 2018 in “Proceedings - Baylor University. Medical Center” This case report describes a patient with sarcoidosis who experienced severe symptomatic hypercalcemia, scarring alopecia, and acute-on-chronic kidney failure.
10 citations
,
December 2021 in “Frontiers in Cell and Developmental Biology” This study suggests that BBS7 is crucial for maintaining Sonic hedgehog signaling activity, which is essential for periodontal ligament homeostasis under occlusal hypofunction conditions.
135 citations
,
November 1987 in “Differentiation” This study found that cultured outer root sheath cells from human hair follicles expressed a keratin profile similar to their in vivo environment, indicating environmental influence on keratin expression.
In this case study, a 15-year-old obese boy was diagnosed with acanthosis nigricans and hair casts in the axillae, with Wood's lamp and dermoscopic examination revealing specific features, yet fungal infection was ruled out through a negative KOH test.
In this case report, a 10-year-old girl with an adrenal adenoma experienced symptoms like hirsutism and clitoromegaly; after surgical removal of the tumor, her symptoms and biochemical abnormalities resolved over several months.
5 citations
,
July 1988 in “Facial Plastic Surgery” Tissue expansion is a useful method for reconstructive surgery with good results and room for further enhancement.
1 citations
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September 2020 in “Endocrinology, Diabetes & Metabolism Case Reports” This case report describes a woman with hypertension, alopecia, and other symptoms, revealing that her condition was due to ovarian hyperthecosis, highlighting the overlap of adrenal and ovarian disorders.
6 citations
,
October 1998 in “PubMed” This case study reports a new variant of chronic dermatophytosis with giant cutaneous horns, suggesting a possible genetic link and highlighting successful treatment with antifungal medications.
11 citations
,
December 2018 in “Bone” This study found that a high-energy shock wave can increase osteogenic activities in human mesenchymal cells, offering insights into potential therapeutic targets for trauma-induced heterotopic ossification.
15 citations
,
July 2015 in “Developmental Dynamics” This study highlights the role of Orai1 in ameloblast differentiation and maturation, showing that its down-regulation affects cell proliferation and enamel formation during tooth development.
August 2022 in “Journal of Comprehensive Pediatrics” This case report describes a 15-year-old girl with trichorhinophalangeal syndrome type 1 and a rare non-ossifying fibroma in her femur, suggesting a potential link between the genetic condition and bone lesions.
January 1995 in “Skin Cancer” This review discusses the cell biological characteristics of the outer root sheath of normal human hair follicles and highlights some similarities and differences with trichilemmal tumors, but reports no new results.
4 citations
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November 2022 in “Acta dermato-venereologica” This study found that patients with hidradenitis suppurativa had lower trabecular bone score and total hip bone mineral density compared to controls, with a high prevalence of vitamin D deficiency.
2 citations
,
January 2018 in “Sovremennye problemy nauki i obrazovaniâ” Hirsutism and acanthosis nigricans are important for diagnosing PCOS; dermatologists play a key role in early detection and treatment.
December 2020 in “Benha Journal of Applied Sciences” This study found that patients with androgenetic alopecia had significantly higher serum Osteopontin levels, which were positively associated with metabolic syndrome components, suggesting a potential role in its pathogenesis.
January 2025 in “JCEM Case Reports” This report describes a 27-year-old patient with Ehler-Danlos syndrome who also presented with hypophosphatasia and mastocytosis, and suggests enzyme replacement therapy might alleviate symptoms in such overlapping genetic conditions.
1 citations
,
June 2025 in “Aesthetic Plastic Surgery”
This study found that polycystic ovary syndrome was the most common cause of hirsutism among premenopausal Algerian women, affecting nearly 60% of participants.
2 citations
,
March 2015 in “Human & Experimental Toxicology” This study found that hyperbaric oxygen treatment in rats led to structural changes in epidermis and dermis, including decreased E-cadherin expression and increased connective tissue.
8 citations
,
September 2008 in “Medical Hypotheses” This article proposes a novel hypothesis that androgenetic alopecia may be mainly caused by skull bone expansion affecting blood supply to hair follicles rather than differences in individual follicle programming, and calls for more genetic research into skull development.
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.
This report describes a complex case of postmenopausal hyperandrogenism with virilization and concurrent rare ovarian tumors, highlighting the critical role of interdisciplinary collaboration in diagnosing and managing such challenging scenarios.
53 citations
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October 1984 in “Endocrine reviews” This review highlights that idiopathic hirsutism is characterized by local hyperandrogenization affecting hair growth, without other signs of hyperandrogenism, and shows no new results; racial differences in prevalence are noted but not in androgenic steroids.
April 2018 in “Journal of Investigative Dermatology” The researchers reported that in nonmelanoma skin cancers, the expression of osteopontin splice variants is significantly higher compared to normal skin, with OPN-a elevated in basal cell carcinoma more than OPN-c.
17 citations
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September 2010 in “Pediatric dermatology” This report describes a case of widespread Porokeratotic eccrine and hair follicle nevus in a 15-year-old woman with keratitis-ichthyosis-deafness syndrome, involving both eccrine ostia and hair follicle infundibula.
January 2011 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” This case study reported hyperandrogenism in non-obese triplet sisters with one sister's hyperthyroidism masking its clinical and biochemical signs until treatment increased her androgen levels and hirsutism.
14 citations
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June 2005 in “PubMed” This case report describes a 57-year-old Japanese male with a folliculosebaceous cystic hamartoma containing unusual hair shaft fragments, providing insight into its characteristic histological features.
July 2022 in “Journal of Investigative Dermatology” This study found that the cosmetic olfactory receptor agonist cyclohexyl salicylate may stimulate hair growth and expand stem cell progeny, suggesting potential as a cosmetic adjuvant for hair loss.