Knowledge, practice, and attitudes regarding breast cancer self-examination among women of reproductive age in Saudi Arabia: a community-based study.

Breast cancer is the second most common cancer among females worldwide and can often be detected at an early stage through breast self-examination (BSE). However, in many developing countries, most cases are diagnosed at advanced stages. This study aimed to assess the knowledge and practice of BSE among women of reproductive age in Saudi Arabia.

Managing cognitive impairment in patients with chronic obstructive pulmonary disease (COPD) in Saudi Arabia: what are the current practices?

Objective: Cognitive impairment is a common comorbidity, yet overlooked, in patients with chronic obstructive pulmonary disease (COPD). However, little is known about the current practice and perceptions of physicians on recognising and managing cognitive impairment in patients with COPD in Saudi Arabia. This study aimed to investigate current practices and perceptions of physicians in Saudi Arabia regarding the recognition and management of cognitive impairment in COPD patients.

Bioinspired broadband antireflection coatings on silicon wafers enabled by a polyimide-assisted self-masking technique.

Here we report a simple self-masking technique for fabricating bioinspired broadband antireflection coatings on both single-crystalline and multicrystalline silicon wafers with the assistance of a polyimide tape. Subwavelength-structured moth-eye nanopillars, which exhibit superior antireflection performance over a broad range of visible and near-IR wavelengths, can be patterned uniformly on the wafer surface by applying a chlorine-based reactive ion etching (RIE) process. The resulting random nanopillars show improved antireflection properties compared with ordered nanopillars templated by colloidal lithography under the same RIE conditions.

Perceived Health Needs, Social Support, and Depression Among Patients with Myocardial Infarction: A Cross-Sectional Study.

Background: Cardiovascular diseases are the leading cause of mortality globally. Myocardial infarction (MI), a major type of cardiovascular disease, presents long-term challenges for patients. Recognizing patients' perceived health needs and the factors that influence them is crucial for providing comprehensive care and improving outcomes.

Assessing the Impact of Irritable Bowel Syndrome on Quality of Life in Patients at Family Medicine and Primary Health Care Clinics of the National Guard Health Affairs, Riyadh.

Introduction Irritable bowel syndrome (IBS) is one of the most prevalent GI conditions, characterized by symptoms such as abdominal pain relieved by defecation, changes in bowel habits (e.g., diarrhea, constipation, or both), and bloating.

Unveiling the Influence of AI on Advancements in Respiratory Care: Narrative Review.

Background: Artificial intelligence is experiencing rapid growth, with continual innovation and advancements in the health care field.

Objective: This study aims to evaluate the application of artificial intelligence technologies across various domains of respiratory care.

Methods: We conducted a narrative review to examine the latest advancements in the use of artificial intelligence in the field of respiratory care.

Potential cardioprotective effect of paroxetine against ventricular remodeling in an animal model of myocardial infarction: a comparative study.

Background: Post-myocardial infarction (MI) remodeling involves various structural and functional changes, such as inflammation and fibrosis. Upregulation of G protein-coupled receptor kinase 2 (GRK2) is linked to the progression of cardiovascular diseases, including myocardial infarction. The inhibitory effects of paroxetine on GRK2 are recognized, yet its protective effect on post-MI remodeling has not been elucidated.

Chromogenic Photonic Crystal Detectors for Monitoring Small Molecule Diffusion at Solid-Solid Interfaces Using Stimuli-Responsive Shape Memory Polymers.

In situ monitoring of small molecule diffusion at solid-solid interfaces is challenging, even with sophisticated equipment. Here, novel chromogenic photonic crystal detectors enabled by integrating bioinspired structural color with stimuli-responsive shape memory polymer (SMP) for detecting trace amounts of small molecule interfacial diffusion are reported. Colorless macroporous SMP membranes with deformed macropores can recover back to the "memorized" photonic crystal microstructures and the corresponding iridescent structural colors when triggered by diffused small molecules.

Medication Errors in Psychiatric Hospitals: A Nationwide Real-World Evidence Study in Saudi Arabia.

: Medication errors are among the most prevalent medical errors and result in significant morbidity and mortality. They pose a major threat to patient safety in psychiatric hospitals. However, the lack of a comprehensive investigation into the root causes of these errors restricts the development of effective corrective measures.

Articaine Versus Mepivacaine in Inferior Alveolar Nerve Block for Patients With Irreversible Pulpitis: A Systematic Review and Meta-Analysis of Randomized Controlled Trials.

Inferior alveolar nerve block (IANB) as an anesthetic strategy has shown conflicting results in terms of efficacy in the treatment of patients with irreversible pulpitis. Mepivacaine and articaine are anesthetic agents commonly used in the IANB technique for pulpal anesthesia. This review aimed to compare mepivacaine and articaine regarding pain and success rate.

Modeling of the effect of gradation and compaction characteristics on the california bearing ratio of granular materials for subbase and landfill liner construction.

The California bearing ratio (CBR) of a granular materials are influence by the soil particle distribution indices such as D10, D30, D50, and D60 and also the compaction properties such as the maximum dry density (MDD) and the optimum moisture content (OMC). For this reason, the particle packing and compactibility of the soil play a big role in the design and construction of subbases and landfills. In this research paper, experimental data entries have been collected reflecting the CBR behavior of granular soil used to construct landfill and subbase.

Modeling the dispersion of wastewater pollutants in Gaza's coastal waters.

The disposal of sewage water in Gaza City has emerged as a significant issue with extensive environmental repercussions. This study seeks to investigate the pollution plume resulting from the discharge of untreated or partially treated sewage water through Gaza City's main outlet into the Mediterranean Sea. Additionally, it aims to predict scenarios for various design configurations of submerged outfalls with either single-port or multi-port diffusers and compare these scenarios against the Environmental Protection Agency (EPA) recreational water quality criteria.

Examining Anxiety and Insomnia in Internship Students and Their Association with Internet Gaming Disorder.

Internships are a mandatory graduation requirement to help medical students transition to the work environment. Some individuals are prone to anxiety in an unfamiliar environment, which is a public concern among young adults. Here, we investigated the mechanism between internet gaming disorder and anxiety and insomnia among internship students.

Increased Permeability of the Blood-Brain Barrier in a Diabetic Mouse Model ( Mice).

Type 2 Diabetes Mellitus (T2DM) is linked to multiple complications, including cognitive impairment, and the prevalence of memory-related neurodegenerative diseases is higher in T2DM patients. One possible theory is the alteration of the microvascular and macrovascular environment of the blood-brain barrier (BBB). In this study, we employed different approaches, including RT-PCR, functional pharmacokinetic studies using sodium fluorescein (NaFL), and confocal microscopy, to characterize the functional and molecular integrity of the BBB in a T2DM animal model, leptin receptor-deficient mutant mice ( mice).

A novel vaccine construct against Zika virus fever: insights from epitope-based vaccine discovery through molecular modeling and immunoinformatics approaches.

The Zika virus (ZIKV) is an emerging virus associated with the family that mainly causes infection in pregnant women and leads to several abnormalities during pregnancy. This virus has unique properties that may lead to pathological diseases. As the virus has the ability to evade immune response, a crucial effort is required to deal with ZIKV.

What Drives Paramedics to Serve in Rural and Remote Communities?

In this study, we investigated the motivations of paramedic staff serving in rural and remote communities, given the consistent shortage of healthcare workers in these areas. Using a modified Global Motivation Scale (GMS) questionnaire, we surveyed 450 paramedics in Saudi Arabia, analyzing data from 379 respondents (response rate: 84.2%) with SPSS 29.

Applications and Performance of Machine Learning Algorithms in Emergency Medical Services: A Scoping Review.

Objective: The aim of this study was to summarize the literature on the applications of machine learning (ML) and their performance in Emergency Medical Services (EMS).

Methods: Four relevant electronic databases were searched (from inception through January 2024) for all original studies that employed EMS-guided ML algorithms to enhance the clinical and operational performance of EMS. Two reviewers screened the retrieved studies and extracted relevant data from the included studies.

Association between COVID-19 severity and tobacco smoking status: a retrospective cohort study using propensity score matching weights analysis.

Introduction: The COVID-19 pandemic continues to be a global threat to public health, with over 766 million confirmed cases and more than 6 million reported deaths. Patients with a smoking history are at a greater risk of severe respiratory complications and death due to COVID-19. This study investigated the association between smoking history and adverse clinical outcomes among COVID-19 patients admitted to a designated medical centre in Saudi Arabia.

Interplay between Senescence and Macrophages in Diabetic Cardiomyopathy: A Review of the Potential Role of GDF-15 and Klotho.

Type 2 diabetes mellitus (T2DM) is a critical health problem, with 700 million diagnoses expected worldwide by 2045. Uncontrolled high blood glucose levels can lead to serious complications, including diabetic cardiomyopathy (DCM). Diabetes induces cardiovascular aging and inflammation, increasing cardiomyopathy risk.

Host-microbiome associations in saliva predict COVID-19 severity.

Established evidence indicates that oral microbiota plays a crucial role in modulating host immune responses to viral infection. Following severe acute respiratory syndrome coronavirus 2, there are coordinated microbiome and inflammatory responses within the mucosal and systemic compartments that are unknown. The specific roles the oral microbiota and inflammatory cytokines play in the pathogenesis of coronavirus disease 2019 (COVID-19) are yet to be explored.