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    Cardiac arrest associated with sildenafil ingestion in a patient with an abnormal origin of the left coronary artery: case report

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    <p>Abstract</p> <p>Background</p> <p>Left coronary artery arising from the right sinus of Valsalva is an uncommon congenital coro-nary anomaly that seems to be associated with sudden death in young patients.</p> <p>Case presentation</p> <p>We report a case of cardiac arrest in a 59-year-old patient after sexual intercourse and Silde-nafil ingestion. A coronary arteriography and an angiographic computed tomography scan subsequently revealed a LCA origin from the right aortic sinus along with an intramural course of the left main stem. In addition a distal stenosis of the right coronary artery was detected. After successful resuscitation without neurological deficits coronary artery bypass surgery was performed.</p> <p>Conclusion</p> <p>To our knowledge, this is the first report demonstrating sudden cardiac arrest associated with Sildenafil ingestion in a patient with this type of coronary anomaly. The question arises, whether a cardiac screening is necessary before a Sildenafil therapy is initiated.</p

    Integrating quality into the cycle of therapeutic development

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    The quality of healthcare, particularly as reflected in current practice versus the available evidence, has become a major focus of national health policy discussions. Key components needed to provide quality care include: 1) development of quality indicators and performance measures from specific practice guidelines, 2) better ways to disseminate such guidelines and measures, and 3) development of support tools to promote standardized practice. Although rational decision-making and development of practice guidelines have relied upon results of randomized trials and outcomes studies, not all questions can be answered by randomized trials, and many treatment decisions necessarily reflect physiology, intuition, and experience when treating individuals. Debate about the role of "evidence-based medicine" also has raised questions about the value of applying trial results in practice, and some skepticism has arisen about whether advocated measures of clinical effectiveness, the basic definition of quality, truly reflect a worthwhile approach to improving medical practice. We provide a perspective on this issue by describing a model that integrates quantitative measurements of quality and performance into the development cycle of existing and future therapeutics. Such a model would serve as a basic approach to cardiovascular medicine that is necessary, but not sufficient, to those wishing to provide the best care for their patients

    Abstract 103: Clinical Process and Outcome Improvements Based on Within Site Communication: Insights from the Patient Navigator Acute Myocardial Infarction and Heart Failure Program

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    Background: Team communication about hospital quality efforts in acute myocardial infarction and heart failure (AMI-HF) may affect compliance with hospital transitional care metrics. Methods: At 2 years, hospitals (n=35) participating in the Patient Navigator Program completed surveys on 5 types of communication (sharing meeting minutes, regular team meetings or conference calls with team leaders, a shared checklist, and electronic medical record (EMR)-directed communication) supporting program implementation. Results were assessed for association with 3 outcomes (30-day unadjusted AMI-HF readmission and in-hospital risk adjusted AMI death) and 14 processes: left ventricular systolic dysfunction evaluation, prescription of renin-angiotensin system and beta-blocker medications; identifying HF cases pre-discharge; medication reconciliation documentation on admission, discharge and both times [AMI-HF); planned follow-up in 7 days [HF]; documentation of self-care education and when to call healthcare providers [AMI-HF] and documentation of medication instructions, timing, and changes [AMI-HF]). In STEMI and NSTEMI, performance composites, overall defect free care and referral to cardiac rehabilitation were assessed. Univariate analyses were completed. Results: There were no differences in process or outcome metrics for sharing meeting minutes, regular team meetings or conference calls with leaders or using a shared checklist. EMR-directed communication was associated with a greater likelihood of discharge medication reconciliation (100% vs 68.4%, p=.027) and prescribed medication documentation, 100% vs 66.7%, p=.024). Sites that used 2-5 vs 0-1 communication types were more likely to identify patients with HF pre-discharge (100% vs 60%, p=.018), perform discharge medication reconciliation (100% vs 66.7%, p=.021), complete education documentation (93.3% vs 58.8%, p=.041) and medication instruction documentation (100% vs 64.7%, p=.019); but they were less likely to improve STEMI performance composite scores (37.5% vs 76.5%, p=.036). Conclusion: Team communication via EMR and using 2+ communication methods promoted some process metric improvements. Some communication methods may have had low use and process and outcome metrics that were unchanged may have been underpowered to detect differences

    A contemporary overview of percutaneous coronary interventions The American College of Cardiology–National Cardiovascular Data Registry (ACC–NCDR)

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    AbstractObjectivesThe American College of Cardiology (ACC) established the National Cardiovascular Data Registry (ACC–NCDR) to provide a uniform and comprehensive database for analysis of cardiovascular procedures across the country. The initial focus has been the high-volume, high-profile procedures of diagnostic cardiac catheterization and percutaneous coronary intervention (PCI).BackgroundSeveral large-scale multicenter efforts have evaluated diagnostic catheterization and PCI, but these have been limited by lack of standard definitions and relatively nonuniform data collection and reporting methods.MethodsBoth clinical and procedural data, and adverse events occurring up to hospital discharge, were collected and reported according to uniform guidelines using a standard set of 143 data elements. Datasets were transmitted quarterly to a central facility for quality-control screening, storage and analysis. This report is based on PCI data collected from January 1, 1998, through September 30, 2000.ResultsA total of 139 hospitals submitted data on 146,907 PCI procedures. Of these, 32% (46,615 procedures) were excluded because data did not pass quality-control screening. The remaining 100,292 procedures (68%) were included in the analysis set. Average age was 64 ± 12 years; 34% were women, 26% had diabetes mellitus, 29% had histories of prior myocardial infarction (MI), 32% had prior PCI and 19% had prior coronary bypass surgery. In 10% the indication for PCI was acute MI ≤6 h from onset, while in 52% it was class II to IV or unstable angina. Only 5% of procedures did not have a class I indication by ACC criteria, but this varied by hospital from a low of 0 to a high of 38%. A coronary stent was placed in 77% of procedures, but this varied by hospital from a low of 0 to a high of 97%. The frequencies of in-hospital Q-wave MI, coronary artery bypass graft surgery and death were 0.4%, 1.9% and 1.4%, respectively. Mortality varied by hospital from a low of 0 to a high of 4.2%.ConclusionsThis report presents the first data collected and analyzed by the ACC–NCDR. It portrays a contemporary overview of coronary interventional practices and outcomes, using uniform data collection and reporting standards. These data reconfirm overall acceptable results that are consistent with other reported data, but also confirm large variations between individual institutions

    Development of a risk adjustment mortality model using the American College of Cardiology–National Cardiovascular Data Registry (ACC–NCDR) experience: 1998–2000

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    AbstractObjectivesWe sought to develop and evaluate a risk adjustment model for in-hospital mortality following percutaneous coronary intervention (PCI) procedures using data from a large, multi-center registry.BackgroundThe 1998–2000 American College of Cardiology–National Cardiovascular Data Registry (ACC–NCDR) dataset was used to overcome limitations of prior risk-adjustment analyses.MethodsData on 100,253 PCI procedures collected at the ACC–NCDR between January 1, 1998, and September 30, 2000, were analyzed. A training set/test set approach was used. Separate models were developed for presentation with and without acute myocardial infarction (MI) within 24 h.ResultsFactors associated with increased risk of PCI mortality (with odds ratios in parentheses) included cardiogenic shock (8.49), increasing age (2.61 to 11.25), salvage (13.38) urgent (1.78) or emergent PCI (5.75), pre-procedure intra-aortic balloon pump insertion (1.68), decreasing left ventricular ejection fraction (0.87 to 3.93), presentation with acute MI (1.31), diabetes (1.41), renal failure (3.04), chronic lung disease (1.33); treatment approaches including thrombolytic therapy (1.39) and non-stent devices (1.64); and lesion characteristics including left main (2.04), proximal left anterior descending disease (1.97) and Society for Cardiac Angiography and Interventions lesion classification (1.64 to 2.11). Overall, excellent discrimination was achieved (C-index = 0.89) and application of the model to high-risk patient groups demonstrated C-indexes exceeding 0.80. Patient factors were more predictive in the MI model, while lesion and procedural factors were more predictive in the analysis of non-MI patients.ConclusionsA risk adjustment model for in-hospital mortality after PCI was successfully developed using a contemporary multi-center registry. This model is an important tool for valid comparison of in-hospital mortality after PCI

    2016 ACC/AHA Guideline Focused Update on Duration of Dual Antiplatelet Therapy in Patients With Coronary Artery Disease: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines: An Update of the 2011 ACCF/AHA/SCAI Guideline for Percutaneous Coronary Intervention, 2011 ACCF/AHA Guideline for Coronary Artery Bypass Graft Surgery, 2012 ACC/AHA/ACP/AATS/PCNA/SCAI/STS Guideline for the Diagnosis and Management of Patients With Stable Ischem

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    In the article by Levine et al, “2016 ACC/AHA Guideline Focused Update on Duration of Dual Antiplatelet Therapy in Patients With Coronary Artery Disease: A Report of the American College of Cardiology/American Heart Association Task Force on Clinical Practice Guidelines: An Update of the 2011 ACCF/AHA/SCAI Guideline for Percutaneous Coronary Intervention, 2011 ACCF/AHA Guideline for Coronary Artery Bypass Graft Surgery, 2012 ACC/AHA/ACP/AATS/PCNA/SCAI/STS Guideline for the Diagnosis and Management of Patients With Stable Ischemic Heart Disease, 2013 ACCF/AHA Guideline for the Management of ST-Elevation Myocardial Infarction, 2014 AHA/ACC Guideline for the Management of Patients With Non–ST-Elevation Acute Coronary Syndromes, and 2014 ACC/AHA Guideline on Perioperative Cardiovascular Evaluation and Management of Patients Undergoing Noncardiac Surgery,” which published online March 29, 2016, and appeared in the September 6, 2016, issue of the journal ( Circulation. 2016;134:e123–e155. DOI: 10.1161/CIR.0000000000000404.), several corrections were needed. 1. On pages e124 and e134, corrections have been made to the section 5 title: 2. On pages e124 and e135, corrections have been made to the section 6 title: 3. On page
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