Publications by authors named "Attia A"

Background: Obesity is a significant barrier to kidney transplantation for patients with end-stage renal disease (ESRD). We aimed to evaluate the long-term impact of metabolic and bariatric surgery (MBS) on kidney transplantation access and outcomes in individuals with obesity and ESRD patients.

Study Design: A retrospective cohort study using data from 64 US healthcare organizations included 132,989 individuals with obesity (BMI ≥30kg/m²) and ESRD requiring dialysis, of whom 6,263 (4.

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Background: Changes in the phenotype and genotype in hypertrophic cardiomyopathy (HCM) are thought to involve the myocardium as well as extracardiac tissues. Here, we describe the structural and functional changes in the ascending aorta of obstructive patients with HCM.

Methods: Changes in the aortic wall were studied in a cohort of 101 consecutive patients with HCM undergoing myectomy and 9 normal controls.

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: Glucagon-like peptide-1 receptor agonists (GLP-1RAs) have demonstrated significant efficacy in obesity treatment beyond their original development for type-2 diabetes management. This comprehensive study investigated the relationship between GLP-1RA use and cancer incidence in individuals with obesity across a 5-year follow-up period. : We conducted a large-scale cohort study using the TriNetX US Collaborative Network database (2013-2023) examining adult patients with obesity.

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Background: The incidence of cancer and the prevalence of metabolic disease and metabolic dysfunction-associated steatotic liver disease is increasing in young adults. However, updated global data on metabolic dysfunction-associated steatohepatitis (MASH)-associated primary liver cancer (PLC) in young adults remains scarce.

Methods: This study analyzed data from the Global Burden of Disease study between 2000 and 2021 to assess the age-standardized incidence, mortality, and disability-adjusted life years rates from MASH-associated PLC in young adults (15-49 y).

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Background: Stone impaction is an obstacle to successful laparoscopic common bile duct exploration (LCBDE). This study aims to identify the incidence, operative difficulties and techniques used to disimpact and remove impacted stones during LCBDE.

Methods: Prospectively collected data from a large series of LCBDE.

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Objective: To assess the effect of chairside adjustment and polishing on the clinical performance of zirconia endocrowns and digitally calculate the opposing enamel wear.

Materials And Methods: A total of 20 participants received zirconia endocrowns on their endodontically treated lower first molars. All endocrowns were fabricated using CAD/CAM technology.

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Background: The objective of this study was to investigate the effect of bonded substrate, zirconia surface conditioning and the interaction between them on the shear bond strength of monolithic zirconia.

Methods: Forty-eight monolithic zirconia discs were CAD-CAM fabricated and divided into two groups according to surface treatment either as milled and universal primer application (Monobond N, Ivoclar-Vivadent) (P) or sandblasting then universal primer application (Monobond N) (SP). Each main group was further divided into three test groups according to the bonded substrate: dentin (DSP, DP), composite (CSP, CP) or resin modified glass ionomer (RMGI) (GSP, GP).

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Background & Aims: Metabolic dysfunction-associated steatotic liver disease (MASLD) and metabolic dysfunction-associated steatohepatitis (MASH) are the leading causes of liver disease and are emerging as the main risk factors for primary liver cancer (PLC). However, updated global data on MASH remain scarce.

Methods: This study analyzed data from the Global Burden of Disease study between 2000 and 2021 to assess the age-standardized incidence, mortality, and disability-adjusted life years (DALYs) from MASH-associated PLC, stratified by geographical region, sociodemographic index, age, and sex.

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Purpose: Breast cancer among Emirati patients is characterized by early-onset disease and later stages at presentation. Little is known about the germline genetic variants that may contribute to these observations. The goal of this study is to characterize the rate and implications of germline genetic variants among a cohort of Emirati patients at risk for hereditary breast and ovarian cancer syndrome.

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Purpose: This review aims to present current data on the course of COVID-19 in patients with Cushing syndrome (CS) and discuss treatment for CS during to the pandemic.

Methods: Literature review using PubMed (pubmed.ncbi.

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Corn, the primary ingredient in modern poultry feeds, contains high levels of ω-6 fatty acids but lacks sufficient ω-3 fatty acids, creating an imbalance. Maintaining a balance between ω-6 and ω-3 fatty acids in poultry diets is crucial due to their competition. This study aimed to evaluate the effects of incorporating different concentrations of an equal mix of soybean oil (SO) and flaxseed oil (FO) into quail diets on growth performance, carcass quality, and blood biochemistry.

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Objective: To compare the accuracy of arthroscopy with MRI in diagnosing ramp lesions associated with anterior cruciate ligament (ACL) injuries.

Design: Prospective observational study. Material and We included 100 patients with complete ACL tear.

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Background: GLP-1 receptor agonists, traditionally used for treating type 2 diabetes mellitus and obesity, have demonstrated anti-inflammatory properties. However, their potential neuroprotective effects in neurodegenerative disorders remain unclear.

Objective: To evaluate the impact of GLP-1 receptor agonists on the risk of developing various neurodegenerative conditions in obese patients.

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Unconventional resources, such as heavy oil, are increasingly being explored and exploited due to the declining availability of conventional petroleum resources. Heavy crude oil poses challenges in production, transportation, and refining, due to its high viscosity, low API gravity, and elevated sulfur and metal content. Improving the quality of heavy oil can be achieved through the application of steam injection, which lowers the oil's viscosity and enhances its flow.

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Hepatocellular carcinoma (HCC) is a leading cause of cancer mortality globally. Most patients present with late diagnosis, leading to poor prognosis. This narrative review explores novel biomarkers for early HCC detection.

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This study examined the genotype, allelic frequencies (polymorphisms) in a sample of Egyptian patients and examined the relationship between disease activity in systemic lupus erythematosus (SLE) and the B lymphoid tyrosine kinase (BLK) and B-cell scaffold protein with ankyrin repeats 1 (BANK1) gene. This case control study involved 70 SLE patients and 40 subjects matched for age and sex as a control group. Clinical data were gathered from each participant, including SLE-related clinical activity indicators.

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Background: Non-steroidal anti-inflammatory drugs (NSAIDs) are common cause of acute kidney injury, but chronic kidney disease (CKD) risk of NSAIDs is controversial. Prior systematic reviews are outdated with some methodological flaws. We conducted this systematic review to clarify the association between chronic NSAIDs use and occurrence and/or progression of CKD.

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The falciform ligament is a thin fold of peritoneum that attaches the liver to the anterior abdominal wall and the diaphragm. Its defect refers to an abnormal opening in the falciform ligament, a very rare condition that can be congenital or due to acquired causes. In this report, we present a case of a 42-year-old patient with a large asymptomatic falciform ligament defect incidentally discovered during laparoscopic sleeve gastrectomy.

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Article Synopsis
  • One third of organ donors experience catastrophic brain injury (CBI), but there’s no standardized management for traumatic CBI among trauma centers, leading to variability in practices.
  • A multicenter trial involving 33 trauma centers analyzed 790 CBI patients to investigate whether institutions with CBI guidelines had higher organ donation rates.
  • While centers with CBI guidelines showed greater use of certain treatments, the presence of guidelines did not significantly increase organ donation rates; however, hormone therapies were linked to a higher likelihood of donation.
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Article Synopsis
  • A woman in her 70s came to A&E with shortness of breath and fever after undergoing atrial flutter ablation.
  • Initial tests showed she had pleural and pericardial effusion along with elevated inflammatory markers, but chest infection and heart failure were ruled out.
  • After treatment with steroids and colchicine, her symptoms improved significantly, and later follow-up indicated that her effusions had resolved.
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The current dogma is a life-long follow-up for patients treated for follicular-derived differentiated thyroid cancers (DTC). Our primary objective was to determine the time to recurrence in a series of DTC patients with an excellent response to therapy 6 months after total thyroidectomy and radioiodine therapy. The secondary objectives were to determine the time to suspicion of recurrence and to identify factors associated with recurrence.

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Article Synopsis
  • The study investigates the management of primary aneurysmal bone cysts (ABCs), using methods like comprehensive curettage, hydrogen peroxide lavage, and non-vascularized strut fibular grafting, analyzed through 20 cases mostly involving young males.
  • Results showed a high average Musculoskeletal Tumor Society (MSTS) score of 91.55%, reflecting positive functional outcomes, with non-vascularized fibular grafts providing effective stabilization and quicker recovery.
  • The findings support the proposed treatment approach as a reliable option for ABC management, emphasizing improved patient outcomes and functional recovery while considering factors like age and lesion characteristics.
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Research Question: Is artificial oocyte activation (AOA) effective for patients with unexplained low or no fertilization following IVF/intracytoplasmic sperm injection (ICSI)?

Design: All IVF/ICSI cases resulting in total fertilization failure or fertilization rate ≤25% at Ninewells Assisted Conception Unit, Dundee between January 2014 and December 2021 (n = 231) were reviewed contemporaneously. After exclusion of obvious stimulation, egg, sperm and/or assisted reproductive technology laboratory factors, patients with at least one cycle of IVF/ICSI resulting in apparently unexplained fertilization abnormalities were offered research investigations, including sperm immunocytochemistry for phospholipase C zeta (PLCζ) protein expression. This retrospective case-control cohort study evaluated laboratory and clinical outcomes for 39 couples (15 attended for sperm studies research) that subsequently undertook ICSI-AOA with Ca ionophore.

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Introduction/background: Holmium laser enucleation of the prostate (HoLEP) is an increasingly popular size-independent technique of treating male voiding dysfunction due to benign prostatic hypertrophy. Some patients after HoLEP may develop clinically significant prostate cancer and opt for definitive treatment with external beam radiation therapy (EBRT). Little is known about the safety of EBRT after HoLEP and how it may functionally impact voiding after HoLEP has altered the anatomy of the prostate.

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