Metformin mitigates dementia risk among individuals with type 2 diabetes.

This mini-narrative review explores the relationship between diabetes and dementia, focusing on the potential mitigating role of metformin in reducing cognitive decline among individuals with type 2 diabetes. The interplay of factors such as glycemic control, diabetic complications, and lifestyle influences characterises diabetes-related dementia. This review emphasises the significance of comprehensive diabetes management in addressing the heightened risk of dementia in this population. Methodologically, the review synthesises evidence from 23 studies retrieved through searches on PubMed, Embase, Google Scholar, and Scopus. Current evidence suggests a predominantly positive association between metformin use and a reduced risk of dementia in individuals with diabetes. However, the review shows the complex nature of these outcomes, revealing variations in results in some studies. These discrepancies show the importance of exploring dose-response relationships, long-term effects, and demographic diversity to unravel the complexities of metformin's impact on cognitive health. Limitations in the existing body of research, including methodological disparities and confounding variables, necessitate refined approaches in future studies. Large-scale prospective longitudinal studies and randomised controlled trials focusing specifically on cognitive effects are recommended. Propensity score matching and exploration of molecular mechanisms can enhance the validity of findings in clinical practice. From a clinical perspective, metformin can serve as a potential adjunctive therapy for individuals with diabetes at risk of cognitive decline.

The efficacy and safety of cannabidiol (CBD) in pediatric patients with Dravet Syndrome: a narrative review of clinical trials.

BACKGROUND: Dravet Syndrome (DS) is a rare and severe form of childhood epilepsy that is often refractory to conventional antiepileptic drugs. Emerging evidence suggests that Cannabidiol (CBD) offer therapeutic benefits for DS. This review aims to evaluate the efficacy and safety of CBD in pediatric patients with DS based on data from ten clinical trials. METHODS: A review was conducted to identify clinical trials assessing the efficacy and safety of CBD in pediatric patients diagnosed with DS. PubMed, MEDLINE, Scopus, Web of Science, and relevant grey literature were systematically searched for relevant articles up to October 2023, and clinical trials within the last 10 years were included. The search strategy incorporated controlled vocabulary terms and keywords related to "Cannabidiol," "Dravet Syndrome," and "pediatric patients." RESULTS: The analysis revealed promising efficacy outcomes. Notably, CBD demonstrated substantial reductions in seizure frequency, with some patients achieving seizure freedom. The findings emphasised the consistency of CBD's efficacy across different patient subgroups. The safety profile of CBD was generally acceptable, with adverse events often being manageable. CONCLUSION: This review consolidates evidence from multiple clinical trials, affirming the potential of CBD as a promising treatment option for pediatric patients with DS. While further research is needed to address existing knowledge gaps, CBD's efficacy and acceptable safety profile make it a valuable addition to the therapeutic tools for DS.

Emergency airway management in resource limited setting.

BACKGROUND: Emergency airway management in resource-limited settings presents multifaceted challenges due to shortages in essential medical resources, healthcare professionals, and infrastructure. METHODS: We conducted a literature search using keywords "Emergency Airway Management" "Low Resource" "Africa" "Asia" from databases such as Pubmed, and Google Scholar, from where we extracted relevant literature for our study. FINDINGS: These limitations resulted in delayed interventions, suboptimal care, and higher complication rates during intubation procedures. However, innovative solutions have emerged to address these challenges, including cost-effective airway management devices and training programs tailored for non-medical personnel. Capacity building and local empowerment are critical components of improving emergency airway management in these settings. Additionally, advocating for policy support and investment in healthcare infrastructure is essential to ensure access to essential equipment and adequate staffing. Collaboration and knowledge-sharing networks among healthcare professionals and organisations are pivotal in disseminating best practices and advancing healthcare delivery in resource-limited regions. CONCLUSION: Future efforts should focus on tailored training programs, rigorous research, innovative device development, telemedicine solutions, sustainable capacity building, and advocacy to enhance emergency airway management in resource-limited settings.

Maternal GBS vaccination for preventing group B streptococcus disease in newborns: A mini review of current evidence.

Group B streptococcus (GBS) poses a significant threat to neonates, leading to morbidity and mortality. Intrapartum antibiotics, although effective, have limitations, prompting the exploration of maternal vaccination. This study reviews the current evidence for maternal GBS vaccination in the prevention of early-onset GBS disease in newborns. A search on Google Scholar, PubMed, and Scopus identified studies assessing the impact of maternal GBS vaccination on early-onset GBS disease. Inclusion criteria comprised English-language clinical trials or observational studies. Data extraction included study details, immunogenicity profiles, effectiveness, safety outcomes, and relevant findings. Qualitative synthesis was employed for data analysis. Five studies meeting the inclusion criteria were reviewed. Maternal GBS vaccines demonstrated efficacy with sustained immunogenicity. Adverse events, although documented, were predominantly non-severe. Variability in immune responses and maternal-to-infant antibody ratios show the need for tailored vaccination approaches. Long-term follow up and surveillance are essential to assess persistence and identify unintended effects. Positive outcomes in vaccine efficacy support GBS vaccination integration into maternal health programs. Implementation challenges in diverse healthcare infrastructures require tailored approaches, especially in resource-limited settings. Overcoming cultural barriers and ensuring healthcare provider awareness are crucial for successful vaccination.

Ejaculation Frequency and Prostate Cancer Risk: A Narrative Review of Current Evidence.

Prostate cancer, constituting a substantial portion of global cancer incidence and mortality, prompts a critical examination of potential modifiers, notably ejaculation frequency. This narrative review explores the complex relationship between ejaculation frequency and prostate cancer risk, addressing the paucity of consensus and the intricate interplay of factors. The evidence drawn from eleven studies with diverse methodologies reveals a complex understanding of this association. While some studies suggest an inverse correlation between ejaculation frequency and prostate cancer risk, signifying a potential protective effect, others present conflicting findings, necessitating a comprehensive exploration. Evidence synthesis underscores the importance of considering age, urinary health, and lifestyle factors in elucidating the ejaculation frequency-prostate cancer relationship. Notably, technological advancements, including machine learning models and genetic markers, enhance the precision of patient counselling and individualized care. In a clinical context, the findings emphasize the clinical relevance of incorporating sexual behavior into preventive strategies. Public health campaigns emerge as influential tools, breaking taboos, raising awareness, and empowering men to prioritize their well-being. The paradigm shift in prostate cancer understanding, fueled by technology and personalized medicine, holds promise for more accurate risk assessments. Liquid biopsies, multiparametric MRI, and considerations of the gut microbiome present avenues for tailored preventive strategies. However, methodological challenges and study variations necessitate further research, emphasizing consistency, exploring underlying mechanisms, and a life course perspective.

Sleep patterns and quality among Nigerian medical students: A cross-sectional study.

Adequate sleep is crucial for individuals' well-being and cognitive functioning. However, medical students face unique challenges that disrupt their sleep patterns, such as a rigorous curriculum, long study hours, and high-stress levels. Understanding the sleep patterns and quality among medical students in Nigeria is important to develop targeted interventions and support their overall well-being. This study involved 802 medical students from 3 medical schools in Southwest Nigeria. Participants completed an online questionnaire that collected data on their demographic characteristics, sleep patterns and self-reported sleep quality. Descriptive statistics and correlation analysis were used to analyze the data and identify patterns and associations. Most participants were female (56.9%), with the highest representation from the UNILORIN (65.5%). The average reported sleep duration was 5.74 hours per night, indicating insufficient sleep. Irregular bedtimes and wake-up times were commonly reported. A significant proportion of students consumed coffee late at night (27.1%) and used medication to induce sleep (24.3%). Sleep patterns and behaviors, such as snoring (36.1%) and nocturnal eating (57.6%), were reported. Overall, participants reported satisfactory (28.3%) or poor (29.7%) sleep quality. Correlation analysis revealed significant associations between sleep patterns, sleep quality, academic performance, and other sleep-related factors. The study identified insufficient sleep duration, irregular bedtimes, late-night coffee consumption, and poor sleep quality. These findings emphasize the need for interventions and strategies to promote healthy sleep habits among medical students, which can positively impact their overall health and academic performance.

Expanding surgical access in Africa through improved health insurance schemes: A review.

Surgical access remains a pressing public health concern in African nations, with a substantial portion of the population facing challenges in obtaining safe, timely, and affordable surgical care. This paper delves into the impact of health insurance schemes on surgical accessibility in Africa, exploring the barriers, challenges, and future directions. It highlights how high out-of-pocket costs, reliance on traditional healing practices, and inadequate surgical infrastructure hinder surgical utilization. Financing mechanisms often need to be more effective, and health insurance programs face resistance within the informal sector. Additionally, coverage of the poor remains a fundamental challenge, with geographical and accessibility barriers compounding the issue. Government policies, often marked by inconsistency and insufficient allocation of resources, create further obstacles. However, strategic purchasing and fund integration offer avenues for improving the efficiency of health insurance programs. The paper concludes by offering policy recommendations, emphasizing the importance of inclusive policies, streamlined financing mechanisms, coverage expansion, and enhanced strategic purchasing to bridge the surgical access gap in Africa. Decoupling entitlement from the payment of contributions, broadening the scope of coverage for outpatient medicines and related expenses, and enhancing safeguards against overall costs and charges, especially for individuals with lower incomes. Ultimately, by addressing these challenges and harnessing the potential of health insurance schemes, the continent can move closer to achieving universal surgical care and improving the well-being of its people.

Hydroxyurea for secondary stroke prevention in children with sickle cell anaemia: a systematic review of clinical evidence and outcomes.

Background: Stroke remains one of the leading complications of sickle cell anaemia (SCA) in children. Traditionally, SCA treatment focused on symptom relief. However, the high incidence of strokes in children has prompted a reevaluation of treatment, particularly hydroxyurea, for secondary stroke prevention. This study assesses hydroxyurea's effectiveness and safety in preventing secondary strokes in paediatric SCA patients. Methods: This systematic review followed a pre-defined protocol registered with PROSPERO. Comprehensive searches were conducted across PubMed, Embase, Scopus, MEDLINE, Google Scholar, and the Cochrane Library up to August 2023. Studies were included involving paediatric SCA patients at risk of secondary stroke, assessing hydroxyurea as the primary intervention. Results: A total of six studies meeting inclusion criteria were included. The effectiveness of hydroxyurea in preventing secondary strokes, with variable responses reported across studies. Adverse effects, including mild neutropenia, are associated with hydroxyurea treatment but with variability in reported toxicity levels. Conclusion: Hydroxyurea holds promise in preventing recurrent strokes in children with SCA, though its efficacy and safety profiles vary among individuals. Optimal dosages and treatment durations require further investigation, necessitating vigilant monitoring of haematological parameters. Future research should refine dosing strategies, consider individual patient characteristics, assess long-term effects, and explore ancillary benefits beyond stroke prevention.

Closing the diagnostic gap: Liquid biopsy potential to transform ovarian cancer outcomes in sub-Saharan Africa.

Ovarian cancer presents a significant health challenge in sub-Saharan Africa (SSA), where late-stage diagnosis contributes to high mortality rates. This diagnostic gap arises from limited resources, poor healthcare infrastructure, and a lack of awareness about the disease. However, a potential game-changer is emerging in the form of liquid biopsy (LB), a minimally invasive diagnostic method. This paper analyses the current diagnostic gap in ovarian cancer in SSA, highlighting the socio-economic, cultural, and infrastructural factors that hinder early diagnosis and treatment. It discusses the challenges and potential of LB in the context of SSA, emphasizing its cost-effectiveness and adaptability to resource-limited settings. The transformative potential of LB in SSA is promising, offering a safer, more accessible, and cost-effective approach to ovarian cancer diagnosis. This paper provides recommendations for future directions, emphasizing the need for research, infrastructure development, stakeholder engagement, and international collaboration. By recognizing the transformative potential of LB and addressing the diagnostic gap, we can pave the way for early detection, improved treatment, and better outcomes for ovarian cancer patients in SSA. This paper sheds light on a path toward better healthcare access and equity in the region.

Triple artemisinin-based combination therapy (TACT): advancing malaria control and eradication efforts.

This paper examines the far-reaching implications of Triple Artemisinin-Based Combination Therapy (TACT) in the global battle against malaria. Artemisinin-Based Combination Therapy (ACT) is recognized for its cost-effectiveness, lower likelihood of adverse events, and widespread acceptance by patients and healthcare providers. However, TACT introduces novel dimensions to the fight against malaria that make them a superior choice in several aspects. TACT has been demonstrated to address resistance, offer a broader spectrum of action, reduce the risk of treatment failure, and can be tailored to meet regional needs, strengthening the global effort to combat malaria. However, maximizing these benefits of TACT depends on accessibility, particularly in resource-limited regions where malaria is most prevalent. Collaborative efforts among stakeholders, sustainable pricing strategies, efficient supply chains, and public-private partnerships are essential to ensure that TACT reaches needy populations. Moreover, dispelling prevalent malaria myths through health education campaigns is critical in this endeavour. The paper underscores the significance of collaborative initiatives and partnerships among governments, international organizations, research institutions, acadaemia, pharmaceutical companies, and local communities. Together, these efforts can pave the way for the acceptance, adoption, and success of TACT, ultimately advancing the global goal of a malaria-free world.

Inclisiran siRNA technology in the management of dyslipidemia: A narrative review of clinical trials.

RNA interference therapies, particularly small interfering RNAs (siRNAs) like Inclisiran, have shown great potential in managing dyslipidemia, a significant risk factor for cardiovascular disease. Inclisiran targets pro-protein convertasesubtilisin/kexin type 9 (PCSK9) mRNA to reduce low-density lipoprotein cholesterol (LDL-C) levels. This review evaluates Inclisiran's efficacy, safety, and clinical applications in managing dyslipidemia. A review of clinical trials evaluating Inclisiran's efficacy and safety in dyslipidemia management was conducted. PubMed, Embase, Google Scholar and Scopus were searched for relevant trials. Inclusion criteria covered clinical trials in English, published within the last six years, involving human subjects. 12 clinical trials were included in this review, demonstrating Inclisiran's consistent efficacy in reducing LDL-C levels across diverse patient populations, even in statin intolerance or resistance cases. The efficacy was observed over various durations, with some trials extending up to 4 years. Inclisiran demonstrated a favourable safety profile, with mild adverse events reported in most trials, suggesting its potential as a well-tolerated treatment option. Inclisiran's consistent efficacy and safety profile make it a promising option for managing dyslipidemia. Future studies should confirm its long-term effects and explore its clinical implications in diverse patient populations and high-risk scenarios.

A perspective on Oxford's R21/Matrix-M™ malaria vaccine and the future of global eradication efforts.

Malaria affects millions of lives annually, particularly in tropical and subtropical regions. Despite being largely preventable, 2021 witnessed 247 million infections and over 600,000 deaths across 85 countries. In the ongoing battle against malaria, a promising development has emerged with the endorsement by the World Health Organization (WHO) of the R21/Matrix-M™ Malaria Vaccine. Developed through a collaboration between the University of Oxford and Novavax, this vaccine has demonstrated remarkable efficacy, reaching 77% effectiveness in Phase 2 clinical trials. It is designed to be low-dose, cost-effective, and accessible, with approval for use in children under three years old. This perspective paper critically examines the R21/Matrix-M malaria vaccine, its development, potential impact on global malaria eradication efforts, and the challenges and opportunities it presents.