Publications by authors named "Mohamad Chehab"

Purpose: The rising use of electronic cigarettes alongside traditional tobacco presents a global health concern. Despite this, little is known about smokers' knowledge and attitudes toward electronic cigarettes in Qatar. This study addresses this gap by exploring the knowledge, attitude, and practice (KAP) of electronic cigarette use among smokers attending cessation clinics in Qatar.

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For people living with HIV (PLHIV), patient portals could facilitate access to personal health records while promoting self-management and retention in care. Given the apparent heterogeneity in the studied factors influencing portal use among PLHIV and the metrics used in research, we conducted a rapid scoping review to inventory them. Two databases were searched (Medline and Embase on the Ovid platform) from conception until 15 September 2023.

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A 44-year-old male without history of infection, catheterization, or instrumentation of his left upper extremity presented with a slow-growing pulsatile mass of his forearm. Ultrasound and magnetic resonance imaging revealed a large radial artery aneurysm. Because of worsening paresthesia and pain in his hand, the patient underwent surgical excision of the aneurysm.

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Background: Alternative tobacco products like midwakh are gaining popularity as potential substitutes for traditional cigarettes despite a misconception among smokers that they may be less harmful.

Objectives: To determine the prevalence, knowledge, beliefs, and predictors of midwakh smoking among adult smokers in Qatar during 2022.

Method: An analytic cross-sectional study was conducted from January 2022 to July 2022.

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Calcium pyrophosphate deposition involves deposition of calcium pyrophosphate dihydrate crystals in various joints throughout the body. The term "pseudogout" refers to an acute attack of calcium pyrophosphate crystal-induced arthritis. Though clinical presentation and joint involvement vary, involvement of the lumbar spine is rare.

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Background: The lethal potential of COVID-19 was often emphasized and repeatedly brought to the attention of pregnant women, leading to a higher level of anxiety, depression, and COVID-19-specific phobia among this population. Furthermore, legislation forced social distancing and isolation to interrupt the infection cycle. Together these factors resulted in higher maternal mental health distress requiring intervention.

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Introduction: Smoking is one of the most serious health issues. One form of tobacco use, shisha, is prevalent in the Eastern Mediterranean Region. There is a misconception among smokers that waterpipe use poses no harm to human health.

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Background: Although the internet can be a source of reassurance and clarification for expectant women, it could cause concerns or feelings of worry when reading about pregnancy-related information. This research study sought to assess feelings of worry and perceived reliability of online pregnancy-related information and the associated factors among expectant women attending antenatal clinics at primary healthcare centers in Qatar.

Methods: A cross-sectional study design was used.

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Background: Internet usage has been steadily increasing and the available online information for pregnant women today is immense.

Objective: This study aimed to investigate the prevalence of women who search for information relating to pregnancy on the internet and to identify predictors of this behavior among expecting women visiting primary health care (PHC) centers in Qatar.

Methods: A cross-sectional study was conducted at the antenatal clinics of six PHC centers in Qatar from June 1 to December 31, 2019.

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Background: Pelvic angioembolization (AE) is a mainstay in the treatment algorithm for pelvic hemorrhage from pelvic fractures. Nonselective AE refers to embolization of the bilateral internal iliac arteries (IIAs) proximally rather than embolization of their tributaries distally. The aim of this study was to quantify the effect of nonselective pelvic AE on pelvic venous flow in a swine model.

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Article Synopsis
  • The study investigates the impact of COVID-19 on mental health issues among pregnant women, focusing on increased distress, anxiety, and depression during the pandemic.
  • It aims to evaluate the effectiveness of low-intensity telemental health interventions for these women, comparing outcomes between a control group and an intervention group.
  • The trial targets pregnant women in their second trimester with no prior mental health issues, assessing mental health outcomes at various points during and after pregnancy to provide insights for preventive services.
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Background: Whole blood (WB) has shown promise in pediatric trauma resuscitation following its prominent role in the resuscitation of adult trauma patients. Although WB in children has been shown to be feasible, its effectiveness has yet to be explored. The aim of this study was to examine the outcomes of WB transfusion as an adjunct to component therapy (CT) compared with CT only as early resuscitation for pediatric trauma patients.

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Background: In recent years, several studies have demonstrated the efficacy of using pre-hospital blood product and in-hospital whole blood for trauma resuscitation. While some observations suggest an encouraging uptake of this evidence by emergency medical service (EMS) agencies and trauma centers, a nationwide characterization of blood product utilization for bleeding trauma patients remains unknown. The objective of this study is to determine nationwide estimates of pre-hospital blood product and in-hospital whole blood utilization for trauma resuscitation.

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Introduction: Ground-level falls (GLF) are typically reported as a minor mechanism of injury; however, they represent a significant portion of hospitalized geriatric trauma patients as they can result in multisystem injury in this subset of the population. Our study aimed to analyze trends in geriatric trauma falls on the national level.

Methods: We performed a 5-y (2011-2015) analysis of the American College of Surgeons National Trauma Data Bank (ACS-NTDB) and included all geriatric trauma patients (age ≥ 65 y) who presented with GLF.

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Background: The femoral artery is commonly injured following lower extremity trauma. If not identified early and addressed properly, it can lead to compartment syndrome (CS) and limb amputation. The aim of this study is to examine traumatic femoral artery injuries and identify risk factors for the development of lower extremity CS.

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Background: The use of whole blood (WB) for the treatment of hemorrhagic shock and coagulopathy is increasing in civilian trauma patients. Four-factor prothrombin complex concentrate (4-PCC) in adjunct to component therapy showed improved outcomes in trauma patients. Our study aims to evaluate the outcomes of trauma patients who received 4-PCC and WB (4-PCC-WB) compared with WB alone.

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Background: Frailty in geriatric trauma patients is commonly associated with adverse outcomes. Racial disparities in geriatric trauma patients are previously described in the literature. We aimed to assess whether race and ethnicity influence outcomes in frail geriatric trauma patients.

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Introduction: Studies have proposed the use of antibiotics only in cases of acute uncomplicated appendicitis (AUA). However, there remains a paucity of data evaluating this nonoperative approach in the vulnerable frail geriatric population. The aim of this study was to examine long-term outcomes of frail geriatric patients with AUA treated with appendectomy compared with initial nonoperative management (NOP).

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Introduction: Nonoperative management of acute calculous cholecystitis (ACC) in the frail geriatric population is underexplored. The aim of our study was to examine long-term outcomes of frail geriatric patients with ACC treated with cholecystectomy compared with initial nonoperative management.

Methods: We conducted a 2017 analysis of the Nationwide Readmissions Database and included frail geriatric (≥65 years) patients with ACC.

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Background: Never-frozen liquid plasma (LQP) was found to reduce component waste, decrease health care expenses, and have a superior hemostatic profile compared with fresh frozen plasma (FFP). Although transfusing LQP in hemorrhaging patients has become more common, its clinical effectiveness remains to be explored. This study aims to examine outcomes of trauma patients transfused with LQP compared with thawed FFP.

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Background: In Qatar, colorectal cancer (CRC) is the second most common cancer and is projected to be more than triple by 2035. Therefore, CRC periodic screening is vitally important because early detection will improve the success of treatment. In 2016, Qatar established a population-based screening program for CRC targetting average-risk adults.

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Background: Health literacy (HL) is an important component of national health policy. The aim of our study was to assess the prevalence of low HL (LHL) and determine its impact on outcomes after emergency general surgery (EGS).

Methods: We performed a (2016-2017) prospective cohort analysis of adult EGS patients.

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Even though 90% of the world's population is covered by the World Health Organization's Framework Convention on Tobacco Control, it is estimated that only one-fifth (21%) and half (49%) of the countries that ratified this convention will achieve the target of reducing tobacco use by 30 % among men and women respectively in 2025. Over the past decade, there has been an increasing trend in the use of electronic cigarettes or e-cigarettes for recreational use as well as smoking cessation. In concurrence with the increasing use of e-cigarettes among smokers of different age groups, nations have developed relevant national regulations on its sale, advertisement, packaging, product regulation, taxation, and surveillance.

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