Publications by authors named "Antoine Cherfan"

There has been a substantial increase in the use of extracorporeal membrane oxygenation (ECMO) support in critically ill adults. Understanding the complex changes that could affect drugs' pharmacokinetics (PK) and pharmacodynamics (PD) is of suitable need. Therefore, critically ill patients on ECMO represent a challenging clinical situation to manage pharmacotherapy.

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Background: Hospitals in the Middle East Gulf region have experienced an influx of COVID-19 patients to their medical wards and intensive care units. The hypercoagulability of these patients has been widely reported on a global scale. However, many of the experimental treatments used to manage the various complications of COVID-19 have not been widely studied in this context.

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Aims: The aim of this study is to evaluate the utilization and success in therapy intensification after initiation of sacubitril/valsartan using a specified protocol within an advanced heart failure and transplant programme in the Middle East Gulf Region.

Methods And Results: We studied a single-centre, retrospective cohort in a 364-bedded multi-speciality hospital located in the United Arab Emirates (February 2016 to July 2017). The advanced heart failure and transplant programme formulated an institutional protocol for initiation of sacubitril/valsartan with defined criteria for switching from angiotensin-converting enzyme inhibitor (ACEI) and angiotensin II receptor blocker (ARB).

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Background: Didactic lectures are frequently used to improve compliance with practice guidelines. This study assessed the knowledge of health-care providers (HCPs) at a tertiary-care hospital of its evidence-based thromboprophylaxis guidelines and the impact of didactic lectures on their knowledge.

Methods: The hospital launched a multifaceted approach to improve thromboprophylaxis practices, which included posters, a pocket-size guidelines summary and didactic lectures during the annual thromboprophylaxis awareness days.

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Etomidate is a potent imidazole hypnotic used widely in single doses in the rapid sequence intubation of critically ill patients with sepsis due to its presumed hemodynamic safety, fast onset, and short duration of action. However, the literature is conflicting regarding the hemodynamic advantages of etomidate over other induction agents, and its safety in this population is a matter of strong debate in the critical care community as the drug is associated with suppression of adrenal steroidogenesis, which can last up to 72 hours after a single dose, primarily through potent inhibition of the 11β-hydroxylase enzyme. However, the clinical impact of this adrenal suppressive effect is not certain.

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Background: Clinical effects and outcomes of a single dose etomidate prior to intubation in the intensive care setting is controversial. The aim of this study is to evaluate the association of a single dose effect of etomidate prior to intubation on the mortality of septic cirrhotic patients and the impact of the subsequent use of low dose hydrocortisone.

Methods: This is a nested-cohort study within a randomized double blind placebo controlled study evaluating the use of low dose hydrocortisone in cirrhotic septic patients.

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Background: Computerized physician order entry (CPOE) systems are recommended to improve patient safety and outcomes. However, their effectiveness has been questioned. Our objective was to evaluate the impact of CPOE implementation on the outcome of critically ill patients.

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Background: Recent studies have reported a high prevalence of relative adrenal insufficiency in patients with liver cirrhosis. However, the effect of corticosteroid replacement on mortality in this high-risk group remains unclear. We examined the effect of low-dose hydrocortisone in patients with cirrhosis who presented with septic shock.

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Background And Objectives: Experience with alteplase in pediatric patients is limited and recommendations are extrapolated from adult data. Comprehensive guidelines on the management of thromboembolic events in this group are lacking. We assessed the efficacy and safety of alteplase (recombinant tissue plasminogen activator) in the management of intracardiac and major cardiac vessel thrombosis in pediatric patients.

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Enoxaparin is a low-molecular-weight heparin that has pharmacokinetic and therapeutic advantages over unfractionated heparin in certain clinical conditions. However, its administration is not without risk. We describe the case of a 70-year-old woman with numerous medical problems who developed severe retroperitoneal bleeding after receiving several therapeutic doses of subcutaneous enoxaparin that inadvertently were not adjusted for her renal function until day 14 of therapy.

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