The author notes that ischemic heart disease is the most prevalent cardiovascular disorder in the United States, affecting some 213 persons/100,000 population. Non-ST elevation acute coronary syndromes can be subdivided into non-ST elevation MI (NSTEMI); and unstable angina. This lecture outlines the definitions, pathophysiology, diagnostic parameters, and therapeutic approaches to the NSTEMI syndromes.

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In this first part of a two-part lecture Dr. Marchlinski identifies current strategies and common errors in anticoagulating A-fib, noting the importance of a narrow band of INR when titrating Warfarin therapy, with bleeding complications increasing in patients with a mean INR of 4.2. He also points out the danger of an inadequate dose of anticoagulant.

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The authors discuss EKG identification of the infarct related artery in the presence of an inferior wall myocardial infarction... and of the location of the LAD occlusion in the presence of anterior wall myocardial infarction.

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