Publications by authors named "Sayegh M"

Malaria is an infection caused by five different Plasmodium species. The most common are is more rarely reported and mostly has a benign course. We present a case of a 40-year-old male with a six-day history of headaches, chills, and fever who was initially evaluated in our emergency room, from where he was discharged after a negative workup for malaria.

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Ischemic heart disease is a major cause of morbidity and mortality in the US, affecting both men and women significantly. The presentation of chest pain is largely similar in female and male patients, but additional non-chest pain symptoms can confound timely diagnosis in women. Management, diagnostic evaluation, and clinical outcomes for patients admitted with chest pain differ significantly between men and women, and understanding of these discrepancies is limited.

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Article Synopsis
  • Coronary cameral fistulas are unusual connections between coronary arteries and heart chambers that can lead to complications, despite often being asymptomatic.
  • These fistulas can create high-speed blood flow, increasing the risk of infections like endocarditis.
  • The paper details a rare case where a patient with a coronary cameral fistula developed infective endocarditis, indicated by a brain hemorrhage caused by a mycotic aneurysm, affecting the mitral papillary muscle region.
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Embryonic stem cells are crucial for studying developmental biology due to their self-renewal and pluripotency capabilities. This research investigates the differentiation of mouse ESCs into adipocytes, offering insights into obesity and metabolic disorders. Using a monolayer differentiation approach over 30 days, lipid accumulation and adipogenic markers, such as , , and confirmed successful differentiation.

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Spinal cord injury (SCI) is a serious condition accompanied by severe adverse events that affect several aspects of the patient's life, such as motor, sensory, and functional impairment. Despite its severe consequences, definitive treatment for these injuries is still missing. Therefore, researchers have focused on developing treatment strategies aimed at ensuring full recovery post-SCI.

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In this study, we conducted a case-control investigation to assess the immunogenicity and effectiveness of primary and first booster homologous and heterologous COVID-19 vaccination regimens against infection and hospitalization, targeting variants circulating in Lebanon during 2021-2022. The study population comprised active Lebanese military personnel between February 2021 and September 2022. Vaccine effectiveness (VE) against laboratory-confirmed SARS-CoV-2 infection and associated hospitalization was retrospectively determined during different variant-predominant periods using a case-control study design.

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COVID-19 challenged countries in addressing population and raising awareness about mask-wearing during pandemic; Lebanon is a refugee hotspot, with humanitarian responsibility for their protection. The goal of this study is to emphasize the need of raising awareness among vulnerable populations and studying their mask-wearing behavior and intentions. This research draws on findings from a survey characterized by refugees' representatives from NGO, focusing on the behaviors and implications of refugees' mask-wearing.

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Vector-borne diseases (VBDs) pose a significant public health challenge in Saudi Arabia, particularly in the Jazan region. This study aimed to assess the knowledge, attitudes, and practices regarding VBDs among the population of Jazan and to identify factors associated with these variables. A cross-sectional survey was conducted among 642 adult residents of Jazan using a convenience random sampling technique.

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Case: This case report describes a patient with paresthesia in the distribution of the superficial sensory branch of the radial nerve that was treated with surgery. Intraoperatively, there was a unique cause of internal compression by a rare superficial radial artery variant running adjacent to it. The nerve was mobilized from the artery with fascial releases.

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Article Synopsis
  • A study focused on 13 patients with advanced HIV (CD4 count under 200 cells/μL) who also had severe mpox and multiple organ issues.* -
  • These patients underwent long treatments with various medications, including tecovirimat and others, but still faced serious health complications.* -
  • The outcomes showed that they had long hospital stays and a high death rate, highlighting the severity of their conditions.*
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Introduction: Osteoporosis is a significant health concern, often leading to fragility fractures and severely impacting the quality of life in post-menopausal women. Studies evaluating the effects of osteoporosis and resultant fractures on health-related quality of life (HRQoL) in Saudi women are lacking. This study aimed to assess the relationship between osteoporosis and fracture and physical, psychological, social, and environmental HRQoL domains in post-menopausal Saudi women.

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Background: Autosomal dominant polycystic kidney disease (ADPKD) is the most prevalent monogenic renal disease progressing to end-stage renal disease. There is a pressing need for the identification of early ADPKD biomarkers to enable timely intervention and the development of effective therapeutic approaches. Here, we profiled human urinary extracellular vesicles small RNAs by small RNA sequencing in patients with ADPKD and compared their differential expression considering healthy control individuals to identify dysregulated small RNAs and analyze downstream interaction to gain insight about molecular pathophysiology.

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Introduction: Vestibular disorders affect an estimated 33 million adults and 3.5 million children and adolescents in the United States. Previous research relying on self-reported symptoms versus actual diagnosis has limited the ability to provide prevalence estimates for specific vestibular disorders at the population level.

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Background COVID-19 is a major cause of illness and mortality. The management of COVID-19-related illnesses might change if variables connected to their severity and the requirement for ICU admission could be found. The severity of COVID-19 might be efficiently predicted with several laboratory measures, such as ferritin levels and D-dimer analysis.

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Background: Nutritional rickets remains a significant concern in certain countries, with increasing prevalence attributed to factors such as limited sunlight exposure and undernourishment. This study aimed to identify the factors associated with rickets due to nutritional deficiency in children from Jazan Province, southwestern Saudi Arabia.

Methods: A retrospective cross-sectional study was conducted using descriptive data from medical records at a tertiary hospital in Jazan Province.

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Purpose Of Review: Natural killer (NK) cells are innate lymphoid cells characterized by their ability to attack aberrant and cancerous cells. In contrast to the activation of T-cells, NK cell activation is controlled by the interaction of NK cell receptors and their target cells in a manner independent of antigen organization. Due to NK cells' broad array of activation cues, they have gained great attention as a potential therapeutic agent in cancer immunotherapy.

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Background: Group B streptococcus (GBS) infection is one of the leading causes of neonatal sepsis and meningitis. GBS screening and intrapartum antibiotic prophylaxis can effectively prevent early-onset GBS disease. This study aimed to assess the awareness of the risks of GBS infection and screening in Jazan Province, Saudi Arabia.

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Introduction: The current study aimed to determine the prevalence, risk factors, and stages of severity of acute kidney injury (AKI) caused by colistimethate sodium (CMS) treatment in patients diagnosed with systemic antibiotic-resistant Gram-negative bacterial infections. The predictors of all-cause mortality in this patient population were also examined.

Methods: This retrospective cohort study included patients who were admitted to a university-affiliated hospital and acute tertiary care referral center in Beirut, Lebanon between January 2015 and December 2018 and underwent CMS treatment for a period of 48 h or more.

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Microgravity accelerates the aging of various physiological systems, and it is well acknowledged that aged individuals and astronauts both have increased susceptibility to infections and poor response to vaccination. Immunologically, dendritic cells (DCs) are the key players in linking innate and adaptive immune responses. Their distinct and optimized differentiation and maturation phases play a critical role in presenting antigens and mounting effective lymphocyte responses for long-term immunity.

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While coronavirus disease 2019 (COVID-19) infection rates have declined, and mortality outcomes have improved with vaccines, targeted antiviral therapies, and improved care practices over the course of the pandemic, post-acute sequelae of SARS CoV-2 infection (PASC, also referred to as "long COVID") has emerged as a significant concern, even among individuals who appear to have fully recovered from their initial infection. Acute COVID-19 infection is associated with myocarditis and cardiomyopathies, but the prevalence and presentation of post-infectious myocarditis are unclear. We provide a narrative review of post-COVID myocarditis, including symptoms and signs, physical exam findings, diagnosis, and treatment strategies.

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Background: Class IC antiarrhythmic agents are effective for treating atrial tachyarrhythmias, but their use is restricted in patients with coronary artery disease (CAD). Data on the safety of the use of IC agents in patients with CAD in the absence of recent acute coronary syndromes are lacking.

Objectives: This study sought to evaluate the safety and feasibility of treatment with IC agents in patients with varying degrees of CAD in a large serial, real-world cohort.

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Only 6 to 8 % of the UK adults meet the daily recommendation for dietary fibre. Fava bean processing lead to vast amounts of high-fibre by-products such as hulls. Bean hull fortified bread was formulated to increase and diversify dietary fibre while reducing waste.

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Rationale: The innate immune response contributes to cardiac injury in myocardial ischemia/reperfusion (MI/R). Neutrophils are an important early part of the innate immune response to MI/R. Adenosine, an endogenous purine, is a known innate immune modulator and inhibitor of neutrophil activation.

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Article Synopsis
  • - Prostate cancer (PCa) is a prevalent cancer in men, but effective biomarkers for its monitoring are limited, highlighting the need for better detection methods.
  • - MicroRNAs (miRNAs), which regulate gene expression, show altered profiles in PCa and may play significant roles in cancer progression and diagnosis.
  • - This review focuses on dysregulated miRNAs in PCa, their potential as diagnostic/prognostic tools, and their promise as therapeutic targets for treatment strategies.
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Given the current healthcare economic environment, substantial efforts have been made to help streamline the in-hospital care for total knee arthroplasty (TKA) patients. While potential cost-reducing factors have been identified in the literature, analyses specifically considering post-anesthesia care unit (PACU) lengths of stay (LOS) are lacking. Therefore, the purpose of this study was to identify factors associated with (1) longer PACU LOS as well as (2) longer Hospital LOS.

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