Objectives: A network approach to transfer ST-segment elevation myocardial infarction (STEMI) patients can achieve durable first door-to-balloon times (1st D2B) for percutaneous coronary intervention (PCI) within 90 min.
Background: Nationally, a minority of STEMI patients from referral centers obtain 1st D2B in <2 h and even fewer in <90 min.
Methods: Included were transfer STEMI patients from 9 network hospitals treated in 2007 compared with 2008 to 2011 after installing the following initiatives: 1) established hospital referral system; 2) goal-oriented performance protocols; 3) expedited transport by ground or air; 4) first hospital activation of the PCI hospital catheterization laboratory; and 5) outreach coordinator and patient-level web-based feedback to the referring hospital.
Background: The filter-based FilterWire EX (Boston Scientific, Natick, MA) embolic protection system and the GuardWire (Medtronic, Santa Rosa, CA) balloon occlusion and aspiration device have been previously shown to reduce periprocedural complication rates of percutaneous coronary intervention for saphenous vein graft (SVG) disease and are considered the standard of care in this setting. The late clinical course after treatment with these devices has not been reported.
Methods: In the FIRE trial, 651 patients undergoing SVG intervention were randomized to either the FilterWire EX or GuardWire.
Congestive heart failure (CHF) evolves either from an excessive workload or in response to loss of myocardium, both of which cause cardiac hypertrophy, increased cardiac pressure, and loss of functional reserve. Nearly 60% of patients in heart failure present with ischemic cardiomyopathy, which in its chronic form exhibits biventricular dilatation, elevated left ventricular mass, and extensive large-vessel atherosclerosis. The hypertrophy is proportional to the loss of myocardium, although animal studies suggest this varies with the infarct size.
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