Publications by authors named "Maher Matar"

Background: Trauma remains a leading cause of death, both for individuals under 40 in North America, and globally, where it contributes to ~10% of deaths annually. Thoughtful, timely, balanced resuscitation, especially in the peri-operative period for unstable injured surgical patients, is vital for optimizing outcomes. The advanced trauma life support protocol plays a pivotal role in early evaluation and management, emphasizing hemorrhage control and resuscitation strategies.

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Article Synopsis
  • Acute pancreatitis can be serious and lead to complications like infection of pancreatic necrosis (IPN), which significantly increases mortality risk.
  • This study analyzed data from 31 studies with over 5,200 patients to identify factors predicting the risk of developing IPN in severe pancreatitis cases.
  • Key findings include that older age, gallstone causes, extensive pancreas necrosis, delayed nutrition, organ failure, and the need for mechanical ventilation are linked to higher IPN risk, which can help in creating tools for better patient management.
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Background: Trauma is a cause of significant morbidity and mortality globally, and patients with major trauma require specialized settings for multidisciplinary care. We sought to enumerate the variability of costs of caring for patients at a Canadian level 1 trauma center.

Methods: A retrospective analysis of all adult patients admitted to The Ottawa Hospital trauma service between June 2013 and June 2018 was conducted.

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Background: Failure to rapidly identify bleeding in trauma patients leads to substantial morbidity and mortality. We aimed to develop and validate a simple bedside score for identifying bleeding patients requiring escalation of care beyond initial resuscitation.

Methods: We included patients with major blunt or penetrating trauma, defined as those with an Injury Severity Score greater than 12 or requiring trauma team activation, at The Ottawa Hospital from September 2014 to September 2017.

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Background: Alcohol use remains abundant in patients with traumatic injury. Previous studies have suggested that serum carbohydrate-deficient transferrin (%dCDT) levels, relative to blood alcohol levels (BALs), may better differentiate episodic binge drinkers from sustained heavy consumers in admitted patients with traumatic injury. We characterized %dCDT levels and BAL levels to differentiate binge drinkers from sustained heavy consumers in admitted trauma patients and their associations with outcomes.

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Diagnosing hollow viscus injury following motor vehicle collision (MVC) requires a high index of suspicion. Here we present two cases of high velocity MVC, with 3-point restrained occupants, who presented with a seatbelt sign and associated acute traumatic flank herniation. Both patients underwent a computer tomography (CT) scan which did not identify any hollow viscus injuries.

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Background: Due to the challenge of identifying need for intervention in bleeding patients, there is a growing interest in prediction modeling. Massive transfusion (MT; 10 or more packed red cells in 24 h) is the most commonly studied dependent variable, serving as a surrogate for severe bleeding and its prediction guides the need for intervention. The critical administration threshold (CAT; 3 packed red cells in 1 h) has been proposed as an alternative.

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Objective: To evaluate the antibiotic prescribing trends, qualitatively and quantitatively, among Saudi Ministry of Health (MOH) hospitals.

Method And Materials: In May 2016, information about the hospitals and patients was collected for all inpatients from 26 MOH hospitals in Saudi Arabia. Additional information about antibiotic treatment and infections was gathered.

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Background: Patients with trauma have a high predisposition for readmission after discharge. Unplanned solicitation of medical services is a validated quality of care indicator and is associated with considerable economic costs. While the existing literature emphasizes the severity of the injury, there is heterogeneity in defining preinjury health status.

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Background: Chronic heavy alcohol (CHA) use has been associated with perioperative complications. Emergency general surgery (EGS) patients are not routinely screened for CHA. If screened, it is usually for hazardous use of alcohol, using a survey such as the Alcohol Use Disorders Identification Test (AUDIT).

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Background: Aggressive fluid resuscitation in trauma promotes deleterious effects such as clot disruption, dilutional coagulopathy and hypothermia. Animal studies suggest that permissive hypotension maintains appropriate organ perfusion, reduces bleeding and improves mortality. This review assesses the efficacy and safety of permissive hypotension in adult trauma patients with hemorrhagic shock.

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Background: Delays in appropriate triage of bleeding trauma patients result in poor outcomes. Clinical gestalt is fallible and objective measures of risk stratification are needed. The objective of this review is to identify and assess prediction models and predictors for the early identification of traumatic hemorrhage patients requiring massive transfusion, surgery, or embolization.

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Trauma education and injury prevention are essential components of a robust trauma program. Educational programs address specific knowledge gaps and provide focused and structured learning. Advanced Trauma Life Support is the most well-known.

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Background: Hemorrhage is a major cause of early mortality following a traumatic injury. The progression and consequences of significant blood loss occur quickly as death from hemorrhagic shock or exsanguination often occurs within the first few hours. The mainstay of treatment therefore involves early identification of patients at risk for hemorrhagic shock in order to provide blood products and control of the bleeding source if necessary.

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Background: Acute appendicitis continues to constitute a diagnostic and therapeutic challenge. The aim of this study was to synthesize evidence from randomized controlled trials (RCTs) comparing nonoperative versus surgical management of uncomplicated acute appendicitis in adult patients.

Methods: A systematic literature search of the PubMed, Cochrane, and Scopus databases was performed with respect to the PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-analyses) statement (end-of-search date: January 29, 2017).

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