Risk factors for corneal graft rejection after penetrating keratoplasty for keratoconus.

Purpose: To evaluate the association between donor-related factors and the risk of rejection in patients undergoing penetrating keratoplasty (PKP) for keratoconus.

Methods: A retrospective review was performed of keratoconus patients with no corneal neovascularization who underwent PKP from November 2014 to December 2016 and completed at least two years of follow-up. Preoperative, donor, operative, and postoperative data were collected and analyzed to identify factors leading to corneal graft rejection.

Evaluation of Knowledge About Gestational Diabetes Among Primigravidae Versus Multigravidae in Saudi Arabia: A Quantitative Cross-Sectional Study.

Background: Gestational diabetes mellitus (GDM) is a subtype of diabetes that is discovered during pregnancy and may disappear after puerperium. It has an impact on the well-being of expectant mothers and fetuses. Many women have a poor level of knowledge regarding GDM, especially regarding risk factors, diagnosis, and the role of insulin in the management.

Physical activity assessment among patients with multiple sclerosis in Saudi Arabia.

Objectives: To measure and assess the physical activity (PA) of patients with multiple sclerosis (MS) and its association with the quality of life (QoL).

Methods: This cross-sectional study included patients with MS in Kingdom of Saudi Arabia from August, 2022 to November, 2022. Data were collected via social media platforms using a questionnaire that included 3 sections: sociodemographic data, International PA Questionnaire (IPAQ), and the Health Status Questionnaire Short Form-36 (SF-36).

Drug Standardization through Pharmacognostic Approaches and Estimation of Anticancer Potential of Chamomile () using Prostate-Cancer cell lines: An In-vitro Study.

Cancer is the major challenge across world and the adenocarcinoma of prostate malignancy is the second most prevalent male cancer. Various medicinal plants are used for the treatment and management of various cancers. L.

Outcomes of Ultrasound Cyclo Plasty in Primary Angle Closure Glaucoma.

Prcis: Ultrasound cyclo plasty (UCP) can be useful in decreasing the intraocular pressure (IOP) and burden of antiglaucoma medications in eyes with primary angle closure glaucoma (PACG). Nevertheless, baselines IOP was an important determinant for failure.

Purpose: To evaluate the intermediate-term outcomes of UCP in PACG.

Two-Year Outcomes of Ultrasound Cyclo Plasty as a First Procedure in Glaucoma.

Purpose: To evaluate the 2-year outcomes of ultrasound cyclo plasty (UCP) as a first procedure in glaucoma.

Methods: This retrospective cohort study included patients with uncontrolled glaucoma who underwent UCP as an initial glaucoma procedure. The main outcome measures were intraocular pressure (IOP), the number of antiglaucoma medications, visual acuity, and the presence of vision-threatening complications.

Outcomes and Predictors of Failure of Ultrasound Cyclo Plasty for Primary Open-Angle Glaucoma.

Aims: To evaluate the outcomes of ultrasound cyclo plasty (UCP) for primary open-angle glaucoma (POAG) and identify the predictors of failure. Methods: This retrospective cohort study included patients with POAG who underwent UCP at King Abdul Aziz University Hospital, Riyadh, Saudi Arabia, between 2016 and 2021. The main outcome measures were the intraocular pressure (IOP), the number of antiglaucoma medications, and the presence of vision-threatening complications.

A Rare Case and Presentation of Traumatic Penetrating Aortic Arch Injury: A Case Report and Literature Review.

A penetrating injury to the thoracic aorta is an extremely rare, life-threatening condition, with a high overall mortality rate. The incidence of a penetrating injury to the aortic arch is unknown because the majority of patients die before receiving adequate treatment due to excessive bleeding. Through a literature review, 23 cases of favorable outcomes were found.

The Impact of Migraine Disease on Work Productivity and Quality of Life Among the Adults in Riyadh, Saudi Arabia.

Background: Migraine is a chronic unilateral headache associated with nausea and vomiting. According to the World Health Organization, it is listed as the 19th disabling disease. Multiple studies found an inverse relationship between the frequency of the attacks and the low quality of life score.

Ultrasound Cyclo Plasty in Glaucoma: 2-Year Outcomes.

Prcis: UCP offers reasonable IOP control and reduction of the antiglaucoma medication burden.

Purpose: The purpose of this study is to evaluate the 2-year outcomes of Ultrasound Cyclo Plasty (UCP) in uncontrolled glaucoma.

Materials And Methods: A retrospective cohort study included patients with uncontrolled primary or secondary glaucoma who underwent UCP at King Abdul Aziz University Hospital, Riyadh, Saudi Arabia, between 2016 and 2021.

A unique scaphocapitate fracture syndrome in an adolescent: a case report and a review of literature from the last decade.

Scaphocaptiate fracture syndrome is a unique condition and is challenging to manage. This rare fracture develops after high-energy wrist trauma. We reported a patient with a history of falling on an outstretched hand.

Ultrasound Cyclo Plasty After Failed Glaucoma Surgery: Outcomes and Complications.

Introduction: The purpose of this study is to report the outcomes and complications of ultrasound cyclo plasty (UCP) after failed glaucoma surgery.

Methods: A retrospective case series included patients with previously failed glaucoma surgery who underwent UCP at King Abdul Aziz University Hospital, Riyadh, Saudi Arabia, between 2016 and 2021. The main outcome measures were: intraocular pressure (IOP), number of antiglaucoma medications and presence of vision-threatening complications.

Prevalence of Polypharmacy and Factors Associated with it Among Saudi Older Adults - Results from the Saudi National Survey for Elderly Health (SNSEH).

Background And Objectives: The percentage of Saudi older adults (SOA) is increasing over time. With advanced age, the prevalence of chronic diseases and multiple disabilities are increasing. This leads to increase utilization of multiple medications.

High seroprevalence of SARS-CoV-2 among high-density communities in Saudi Arabia.

Background: The Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) infection had been investigated utilizing serology.

Materials And Methods: This community-based sero-survey was carried out in the neighborhoods of three cities in Saudi Arabia.

Results: Of 5629 participants, 2766 (49.

Prevalence of discharge against medical advice and its associated demographic predictors among pediatric patients: A cross-sectional study of Saudi Arabia.

Background: Discharge against medical advice (DAMA) occurs when the patient or their caretaker leaves the hospital against the recommendation of their treating physician. DAMA may expose the children to a high risk of inadequate treatment, which may result in readmission, prolonged morbidity, and mortality. The study aimed to identify the predictors of DAMA in the emergency department (ED) within the pediatric age group.

The Characteristics of Clinical Studies Submitted to the Saudi Food and Drug Authority from 2009 until 2020.

Background: Clinical trials are crucial in contemporary evidence-based medicine for discovering new treatments for diseases. Their registration in a registry increases the transparency in the dissemination of knowledge about clinical research. It is essential to understand the activity of clinical trials in a country, thus identifying research gaps.

Extraction of Cellulose Polymeric Material from Fibers: Characterization and Application to the Adsorption of Methylene Blue and Crystal Violet.

Cellulose is the most widely available biopolymer which is extensively used for several applications including textiles, composites, pharmaceutical, water treatment, etc. In this investigation, cellulose was chemically extracted from seed fibers. Samples were characterized using FT-IR, SEM, XRD, and TGA-DTA analyses.

Persistent median artery in carpal tunnel syndrome for a patient with end stage renal disease after thrombosis of the left radiocephalic AV forearm loop graft: A case report.

Introduction & Importance: Carpal tunnel syndrome (CTS) is the most common neuropathy in the world and is caused by compression of the median nerve. It has many known risk factors, including hemodialysis and a persistent median artery (PMA), which can be an incidental finding during carpal tunnel release (CTR).

Case Presentation: A 65-year-old woman with end-stage renal disease (ESRD) on dialysis for seven months presented with typical signs and symptoms of carpal tunnel syndrome.

Development, Characterization and Valuable Use of Novel Dosimeter Film Based on PVA Polymer Doped Nitro Blue Tetrazolium Dye and AgNO for the Accurate Detection of Low X-ray Doses.

Currently, the uncontrolled exposure of individuals to X-rays during medical examinations represents a substantial danger that threatens both medical professionals and patients. Therefore, radiation dosimetry for low X-ray doses is a very important control of radiation practice in medical diagnostic radiology. In line with this, the current study proposes a valuable dosimeter-based PVA thin film doubly doped with silver nitrate salt and nitro blue tetrazolium dye.

Comparison of the efficacy of lotrafilcon B and comfilcon A silicone hydrogel bandage contact lenses after transepithelial photorefractive keratectomy.

Background: At completion of transepithelial photorefractive keratectomy (t-PRK) surgery, the eye is usually fitted with a bandage contact lens to reduce discomfort and promote epithelial healing. This study aimed to compare the outcomes of eyes fitted with lotrafilcon B versus comfilcon A, silicone hydrogel bandage contact lenses after t-PRK for the correction of low to moderate myopia, with or without astigmatism.

Methods: In this comparative, prospective study, patients with myopia < -6 D with or without astigmatism (< 1.

Determining the prevalence of symptoms and risk of obstructive sleep apnoea among old Saudis.

Objectives: This study aimed to determine the prevalence of symptoms and risk of obstructive sleep apnoea (OSA) and to identify the risk factors associated with OSA among old Saudis.

Methods: In this population-based survey, we administered the Saudi National Survey for Elderly Health to old Saudis between 2006 and 2007. Symptoms of OSA and its associated risk factors were determined using the Berlin questionnaire.

Smartphone addiction and associated factors among postgraduate students in an Arabic sample: a cross-sectional study.

Background: Smartphone addiction, as with other behavioral addictions, is associated with social, physical, and mental health issues. In this article, we investigated the prevalence of smartphone addiction among postgraduate students and evaluated its correlation with social demographics, depression, attention-deficit/hyperactivity disorder (ADHD), and nicotine dependence.

Objectives: The objective of this study was to investigate the prevalence of smartphone addiction among Middle Eastern postgraduate students, determine the factors associated with smartphone addiction, and estimate the incidence rate of major depressive disorder (MDD), ADHD, insomnia, and nicotine addiction among postgraduate students with smartphone addiction.

Spatial analysis of rangeland's vegetation intensity as related to selected physical soil variables over ABQAIQ municipality of Saudi Arabia.

Through most of the natural rangelands of Saudi Arabia, overgrazing, sand drifting, and off-road vehicles driving are almost the major contributing factors that lead to vegetation damage and land degradation in natural landscapes. The current study aimed at examining the dynamic nature of Abqaiq rangelands' vegetation, generating a vegetation intensity map, and investigating possible impacts caused by the spatial variability of obtained soil texture, sand content (%), and the derived available water capacity (DAW capacity (%)) on the intensity distribution of vegetation cover. Ordinal-nominal correlation type and spatial autocorrelation processes were adopted throughout the study to analyze the spatial correspondences as well as the interrelated patterns of the given variables.