Hesham B. Mahmoud

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In Qatar, dabigatran was introduced in 2011 followed by rivaroxaban in 2014. In this study, we aim to explore the trends in oral anticoagulant use in Qatar over the past 5 years and to what extent did DOACs replace warfarin. We also explored the extent of switching between different anticoagulants (from warfarin to DOACs and vice versa). We collected all(More)
Objectives: The study was designed to evaluate the efficacy and safety of drug eluting stents (DESs) in aorto-ostial (A-O) coronary artery lesions, in terms of early and late restenosis rate; including clinical assessment, non-invasive stress testing and angiographic follow-up. Also, the study was aimed to compare the results of implantation of drug eluting(More)
Aortic root pathology has been described in patients with Tetralogy of Fallot, although the most common reason for repeat surgery in the adult after TOF repair relates to problems in the right ventricular outflow tract, the aortic root is often forgotten. Objective: We sought to determine those patients with known Fallot tetrallogy at risk for progressive(More)
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