Publications by authors named "Suhail Allaqaband"

Background: Perclose ProGlide (PPG) Suture-Mediated Closure System™ is safe and can reduce time to hemostasis following procedures requiring arterial access.

Aims: We aimed to compare PPG to figure of 8 suture in patients who underwent interventional catheter procedures requiring large bore venous access (LBVA) (≥13 French).

Methods: In this physician-initiated, randomized, single-center study [clinicaltrials.

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Background: The current clinical practice standard is 10% to 20% oversizing of self-expanding valves in transcatheter aortic valve replacement. We aimed to determine whether >20% oversizing of self-expanding valves (Medtronic Evolut) would lead to better valve performance with similar or better outcomes.

Methods: From October 2011 to December 2016, we approached all transcatheter aortic valve replacement patients with a conscious attempt at large oversizing (>20%).

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Background: The next generation supra-annular, self-expanding Evolut FX transcatheter aortic valve (TAV) system was designed to improve catheter deliverability, provide stable and symmetric valve deployment, and assess commissural alignment during the procedure. The impact of these modifications has not been clinically evaluated.

Methods: Procedural information was collected by survey in 2 Stages: Stage I comprised 23 centers with extensive experience with Evolut TAV systems, and Stage II comprised an additional 46 centers with a broad range of balloon- and self-expanding system experience.

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Noninvasive imaging is crucial for diagnosing and managing arrhythmogenic cardiomyopathy. Despite advanced multimodality imaging tools, challenges persist in differentiating it from other arrhythmogenic diseases (eg, cardiac sarcoidosis). We present a case of arrhythmogenic cardiomyopathy with an variant of uncertain significance exhibiting a phenocopy of cardiac sarcoidosis.

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Transcatheter aortic valve replacement (TAVR) provides an option for extreme-risk patients who underwent reoperation for a failed surgical aortic bioprosthesis. Long-term data on patients who underwent TAVR within a failed surgical aortic valve (TAV-in-SAV) are limited. The CoreValve Expanded Use Study evaluated patients at extreme surgical risk who underwent TAV-in-SAV.

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The age-based trends in-hospital outcomes in patients with percutaneous left atrial appendage occlusion (LAAO) are unknown. Using the National Readmission Database from 2016 to 2019, patients who underwent LAAO were divided into 2 age groups: 60 to 79 and ≥80 years. The primary objective was to evaluate the age-based trends in the outcomes related to LAAO.

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Purpose: Dual antiplatelet therapy is standard for patients undergoing percutaneous coronary intervention (PCI) with stents. Traditionally, patients swallow the loading dose of a P2Y12 inhibitor before or during PCI. Time to achieve adequate platelet inhibition after swallowing the loading dose varies significantly.

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We aimed to evaluate longitudinal trends of racial and ethnic disparities in the utilization of diagnostic angiograms, percutaneous coronary intervention (PCI), and coronary artery bypass graft surgery (CABG) for non-ST elevation myocardial infarction (NSTEMI) and ST elevation myocardial infarction (STEMI). We retrospectively analyzed the National Inpatient Sample (2005-2019). The 15-year period was divided into 5, 3-year periods.

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Background Although sex disparities in the diagnostic evaluation and revascularization of patients with acute myocardial infarction are well documented, no study has evaluated longitudinal trends in these disparities. Methods and Results Using the National Inpatient Sample from 2005 to 2019, 9 259 932 patients with acute myocardial infarction were identified. We divided 15 years into five 3-year periods.

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Purpose: To evaluate the effectiveness and safety of atherectomy versus plain balloon angioplasty (POBA) for treatment of critical limb ischemia (CLI) due to tibioperoneal arterial disease (TPAD).

Materials And Methods: Patients enrolled in the Vascular Quality Initiative registry who had CLI (Rutherford Class 4-6) and underwent atherectomy versus POBA alone for isolated TPAD were retrospectively identified. Of eligible patients, a cohort of 2,908 patients was propensity matched 1:1 by clinical and angiographic characteristics.

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Objectives: The aim of the study is to evaluate current trends and long-term durability of both drug-eluting stents (DES) and drug-coated balloons (DCB) in the treatment of peripheral artery disease (PAD).

Background: PAD affects more than 200 million people worldwide. Endovascular treatment of critical PAD has advanced in recent years.

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Coronary artery calcium scores are derived from cardiac-gated noncontrast computed tomography scans that are used in cardiac risk stratification. However, an elevated calcium score does not always translate to coronary artery luminal obstruction. Our case demonstrates an extremely high coronary artery calcium score despite nonobstructive coronaries on angiogram.

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Background: Hypertensive crisis is a life-threatening condition, further classified as hypertensive emergency and hypertensive urgency based on the presence or absence of acute or progressive end-organ damage, respectively. Readmissions in hypertensive emergency have been studied before. We aimed to analyze 30-day readmissions using recent data and more specific ICD-10-CM coding in patients with hypertensive crisis.

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Purpose: The COVID-19 pandemic posed unprecedented demands on health care. This study aimed to characterize COVID-19 inpatients and examine trends and risk factors associated with hospitalization duration, intensive care unit (ICU) admission, and in-hospital mortality.

Methods: This retrospective study analyzed patients with SARS-CoV-2 infection hospitalized at an integrated health system between February 2, 2020, and December 12, 2020.

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Objective: Small, older studies have suggested that the use of atherectomy devices has become common in peripheral vascular interventions (PVIs) despite the paucity of strong clinical guidelines. We analyzed the 10-year trends in the use of atherectomy for PVIs across the United States and identified the main predictors of atherectomy use.

Methods: Using the Vascular Quality Initiative registry, we identified all patients who had undergone endovascular PVIs for occlusive lower extremity arterial disease from 2010 to 2019.

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Objective: Despite the widespread use of inferior vena cava filters (IVCFs), no large controlled trials have examined the IVCF retrieval rates and clinical events for patients without retrieved IVCFs. We hypothesized that IVCF retrieval success would decrease as the time from placement increased and that the clinical event rates would be more prevalent for those without a retrieved IVCF. We evaluated retrieval success as a function of time and compared the rates of venous thromboembolism and mortality between patients who had undergone IVCF retrieval within 12 months vs patients with unsuccessful IVCF retrieval.

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Article Synopsis
  • - The study investigates how left ventricular mechanics improve after transcatheter aortic valve replacement (TAVR) in patients with severe aortic stenosis (AS), particularly through measures like global longitudinal strain (GLS).
  • - 204 patients were evaluated, categorized into four subtypes of AS based on flow and gradient; results show significant improvements in GLS and left ventricular ejection fraction (LVEF) post-TAVR across all subtypes.
  • - GLS recovery is linked to better survival outcomes, but patients with low-flow AS still exhibit impaired GLS post-TAVR, indicating persistent underlying heart issues.
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Calcified aortic stenosis has become the most common form of acquired valvular heart disease in very old patients. Despite this fact, a majority of these patients were turned down by surgery owing to a risk of mortality > 10% in patients older than 90 years. In recent years, transcatheter aortic valve implantation (TAVI) has emerged as a therapeutic option for severe aortic stenosis.

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Objective: To describe our institution's experience with the AngioVac system.

Background: Intracardiac and intravascular masses previously required surgical excision, but now, there are a number of minimally invasive options. With the advent of vacuum aspiration, more specifically the AngioVac System (AngioDynamics, NY, USA), there exists a system with both low mortality and minor complications.

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Coronary artery fistula is a rare coronary anomaly with communication between the coronary artery and either the cardiac chamber or other vessels. We present a case of coronary-to-bronchial artery fistula that resulted in likely coronary artery steal and was treated with coil embolization. ().

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Article Synopsis
  • - The project aimed to see if distributing business cards by medical trainees would increase the response rate for HCAHPS surveys, which evaluate patient satisfaction and provide feedback.
  • - During the study, patient encounters were logged before and after business cards were distributed, showing an increase in survey returns from 11.1% to 19.1% with no specific feedback for the fellows.
  • - While the business cards improved survey response rates, they did not enhance patient satisfaction scores or provide useful feedback for training; the research suggested a need for better communication between patients and the medical education programs.
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