In this study, hyperandrogenemia was observed in 78.2% of Greek women with polycystic ovary syndrome, with testosterone being the most commonly elevated androgen and acne the most frequent clinical feature.
10 citations
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March 2016 in “The Journal of Obstetrics and Gynecology of India” This review proposes renaming polycystic ovarian syndrome to "Hyperandrogenic Persistent Ovulatory Dysfunction Syndrome" to better reflect its diagnostic criteria and promote consistency in research, but reports no new clinical findings.
3 citations
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October 2024 in “Reproductive Sciences” In this study focused on reproductive-aged women assessed for polycystic ovary syndrome under NIH 1990 criteria, only 15.4% with menstrual dysfunction required androgen measurements, and just one-quarter of these showed elevated androgen levels.
1744 citations
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August 2006 in “The Journal of Clinical Endocrinology and Metabolism” This review discusses definitions of polycystic ovary syndrome and reports no new clinical results; the authors support using modified 1990 NIH criteria and acknowledge ongoing evolution as research advances.
19 citations
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November 2021 in “Reviews in endocrine and metabolic disorders” This article discusses the role of sex hormones in COVID-19 fatality differences between sexes and reports no new clinical results, suggesting that future strategies should consider sex-specific approaches.
118 citations
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February 2009 in “Fertility and Sterility” This study found that approximately 75% of women with PCOS exhibited hyperandrogenemia, with free testosterone being the most frequently elevated marker.
132 citations
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September 2021 in “Frontiers in Public Health” This study concluded that COVID-19 is a multisystem disease with both pulmonary and extrapulmonary manifestations, underscoring the importance of considering these symptoms for early diagnosis and infection control.
12 citations
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January 2020 in “touchREVIEWS in Endocrinology” Testosterone may both worsen and protect against COVID-19 effects in men.
1 citations
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August 2025 in “Acta Dermato Venereologica” This study found that from 1990 to 2021, the global age-standardized prevalence, incidence, and years lived with disability of alopecia areata decreased, with females being more affected, and highlighted the importance of addressing psychological disorders in children with alopecia areata under age 14.
March 2026 in “Diabetes Obesity and Metabolism” This study reports that from 1990 to 2023, Saudi Arabia experienced a 117.3% increase in age-standardised diabetes prevalence, primarily due to type 2 diabetes mellitus, with projections indicating continued growth in prevalence and disability, despite forecasted reductions in diabetes-related mortality by 2030.
8 citations
,
February 2022 in “Journal of Clinical Medicine Research” This review discusses the development of the MATH+ treatment protocol for COVID-19 patients, detailing its scientific and clinical rationale, but reports no new experimental findings.
5 citations
,
July 2025 in “Scientific Reports” This study observed that areas with low socio-demographic index showed the greatest rise in the disease burden of alopecia areata from 1990 to 2019, while high SDI areas still carried the highest burden overall.
February 2025 in “PubMed” This study found that although the global incidence of alopecia areata has risen since 1990, age-standardized rates have slightly decreased, with significant comorbidity associations varying by region.
7 citations
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November 2024 in “Chinese Medical Journal” This study highlights that alopecia areata remains a pressing public health issue in China, especially affecting young people and females, who bear a disproportionately high burden of this condition.
February 2026 in “Frontiers in Public Health” This study identified that while the overall burden of AA among adolescents and young adults globally continues to rise, the age-standardized rates have slightly decreased, with notable disparities across age, gender, region, and socioeconomic status.
September 2025 in “Biology of Sex Differences” This analysis found that females have a higher lifetime risk of alopecia areata across various regions and time periods, with increased risk associated with higher socio-demographic index levels.
97 citations
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February 2007 in “Clinical Obstetrics and Gynecology” This article reviews the diagnostic criteria and prevalence of PCOS, emphasizing its status as the most common endocrine disorder among women of reproductive age, with no new clinical results reported.
37 citations
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October 2024 in “JAMA Network Open” This study found that among reproductive-age women across India, there was a high prevalence of PCOS, with phenotype C being predominant and most women exhibiting metabolic abnormalities, highlighting the importance of integrating PCOS management into national health strategies.
491 citations
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July 2000 in “The Journal of Clinical Endocrinology and Metabolism” This study found that the prevalence of polycystic ovary syndrome was 6.5% in a minimally biased sample of Caucasian women from Spain.
989 citations
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August 2007 in “The Lancet” This article reviews the clinical features, diagnostic criteria, and possible genetic and environmental influences of polycystic ovary syndrome but provides no new research findings.
22 citations
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June 2017 in “Advances in Clinical and Experimental Medicine” This review discusses the historical understanding and evolving diagnostic criteria for polycystic ovary syndrome without presenting new clinical findings, highlighting the multifactorial nature and associated risks of the condition.
March 2012 in “Journal of Pediatric and Adolescent Gynecology” This study found that BMI was the only significant predictor of elevated androgen levels in adolescents with PCOS, and hyperandrogenemia was not linked to a specific PCOS phenotype.
December 2022 in “OBG Management” The conclusion is to diagnose PCOS with just hyperandrogenism and irregular periods, and treat with lifestyle changes and basic medications.
1 citations
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January 2024 in “Microorganisms” This study suggests that the synthetic peptide SPIKENET (SPK) may protect against long-term skin alterations in mice following coronavirus infection, offering potential therapeutic intervention for similar effects in humans post-COVID-19.
December 1990 in “PubMed” This review discusses various adverse drug reactions affecting hair, such as hair loss, hypertrichosis, and color changes, and emphasizes their generally reversible nature if the causative drug is discontinued.
September 2025 in “BMC Public Health” This study found that patients with alopecia have limited knowledge, negative attitudes, and proactive practices toward the condition, influenced by factors such as age, COVID-19, medication, and polycystic ovary syndrome, suggesting that improving knowledge through education may enhance patient management.
December 1990 in “PubMed” This study observed that outer and inner root sheaths of human hair follicles are predominantly characterized by different glycoconjugates, suggesting a relationship between specific lectin labeling and follicle differentiation.
December 1990 in “PubMed” This study found that topical application of 17 alpha-propylmesterolone significantly increased proliferative activity in hair matrix cells in men with androgenetic alopecia.
12 citations
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April 1990 in “PubMed” This review discusses physiologic skin changes and various dermatoses associated with pregnancy but reports no new clinical findings, highlighting limited understanding of some conditions' etiologies.
In this study, minoxidil 2% produced satisfactory esthetical results in about 30% of patients, but placebo-treated subjects experienced increased hair counts without a cosmetic benefit, possibly due to seasonal variations and hair classification issues.