Publications by authors named "Kelly Maresh"

Article Synopsis
  • * A targeted outreach program in Texas was implemented and led to an increase in referrals and waitlisting for LT among Hispanic patients, as well as a rise in the number of transplants received.
  • * However, financial barriers emerged as a significant issue, with about 50% of the Hispanic patients unable to proceed with LT due to cost concerns, indicating the need for further research to address these financial obstacles.
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Clinical research nurses are essential in the coordination of clinical trials and the management of research participants. Without a stable, knowledgeable research nurse workforce, the conduct of research is affected. A research nurse residency is a novel approach to preparing new graduate nurses for the oncology research nurse role.

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Background: Although cardiac troponin (cTn) elevation is associated with periprocedural complications during percutaneous coronary intervention (PCI) in the setting of acute coronary syndromes, the prevalence and prognostic significance of preprocedural cTn elevation among patients with stable coronary artery disease undergoing PCI are unknown.

Methods And Results: Between July 2004 and September 2006, 7592 consecutive patients who underwent attempted stent placement at 47 hospitals throughout the United States were enrolled in a prospective multicenter registry. We analyzed the frequency of an elevated cTn immediately before PCI and its relationship to in-hospital and 1-year outcomes among patients who underwent PCI for either stable angina or a positive stress test.

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Asian Indians are reported to have higher mortality and morbidity from coronary artery disease (CAD) than other ethnic groups. This variation in events cannot be explained only by differences in conventional risk factors. Platelet activation is an important factor in the pathogenesis of CAD, however, there are limited data concerning platelet reactivity in Asian Indians.

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Context: Clinical trials that have excluded patients at high risk for cardiac events have led to commercial labeling approval of drug-eluting stents; nevertheless, such high-risk patients commonly undergo stent placement in clinical practice. The degree to which they experience cardiac events at a higher rate than non-high-risk patients is unclear.

Objective: To assess the rates of major adverse cardiac events during the index admission and 1 year after the implantation of drug-eluting stents in patients with high-risk angiographic and clinical features.

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Background: Recent case control studies suggest that patients with subacute stent thrombosis (SAT) have increased platelet reactivity. However, SAT often presents as acute myocardial infarction (AMI), which is also associated with augmented platelet activation. We therefore compared platelet reactivity in patients with SAT and patients with AMI unrelated to stenting.

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Unlabelled: We evaluated the response to clopidogrel among aspirin-resistant versus aspirin-sensitive patients undergoing elective coronary stenting. Patients (n = 150) treated with aspirin but not clopidogrel had blood samples drawn at baseline and 24 h after clopidogrel loading. Depending on the definition used, 9% to 15% were resistant to aspirin and 24% to clopidogrel.

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Background: Clinical trials have shown drug-eluting stents (DES) to be superior to bare metal stents (BMS) in preventing in-stent restenosis and target vessel revascularization. Although these results have ushered in a sea change in the practice of myocardial revascularization, important questions remain unanswered concerning rates of ischemic complications when DES are used in a broader population not represented in the clinical trials.

Study Design: The EVENT registry will include 7500 to 10,000 patients enrolled at approximately 60 sites across the United States.

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Objective: The study was done to determine whether eptifibatide, a platelet glycoprotein (GP) IIb/IIIa antagonist, prevents ischemic complications following percutaneous coronary interventions (PCIs) in women as well as in men.

Background: Eptifibatide reduces ischemic complications after nonurgent coronary stent interventions.

Methods: We compared outcomes in women (n = 562) and men (n = 1,502) enrolled in the Enhanced Suppression of the Platelet GP IIb/IIIa Receptor with Integrilin Therapy (ESPRIT) trial of double-bolus eptifibatide during PCI.

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Background: The direct thrombin inhibitor bivalirudin has previously been associated with better efficacy and lower hemorrhage risk than heparin during balloon angioplasty. This agent has not yet been tested with stenting or in combination with platelet glycoprotein IIb/IIIa antagonists.

Methods And Results: In a pilot trial, 268 patients who underwent coronary intervention were randomized in 3 sequential phases to treatment with bivalirudin (with or without abciximab) or the control regimen of low-dose weight-adjusted heparin with abciximab.

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Background: Because of the adverse characteristics associated with heparin, direct antagonists of thrombin have been investigated as anticoagulants during percutaneous coronary interventions. However, the hematologic and clinical interactions between direct thrombin antagonists and inhibitors of platelet glycoprotein IIb-IIIa are incompletely explored.

Methods: Forty-two patients who underwent elective percutaneous coronary intervention were randomized to receive a bivalirudin 1.

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