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Researchers reveal molecular mechanisms of different donor arteries for coronary artery bypass grafting

Medical Xpress - Cardiology

Coronary artery bypass grafting (CABG) is a surgical procedure that improves blood flow to the heart tissue and can effectively treat myocardial ischemia caused by coronary artery disease.

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Revascularization Strategies in Stable Coronary Artery Disease: ISCHEMIA Trial Insights

Cardiology Update

In the ISCHEMIA (International Study of Comparative Health Effectiveness with Medical and Invasive Approaches) trial, researchers examined the risk of ischemic events in patients with stable coronary artery disease. years, with 57.1% occurring within 30 days after CABG. Original article: Redfors B et al.

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Are there hyperacute T-waves? And how can we know?

Dr. Smith's ECG Blog

Watch what happends as the heart recovers from its episode of ischemia. Angiogram: Severe two-vessel coronary artery disease of a left dominant system including 70 to 80% stenosis involving the distal left main/bifurcation. The ECG shows inferior ischemia. Are the T-waves in leads I and II hyperacute? Hard to tell.

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ECG in LMCA Stenosis

All About Cardiovascular System and Disorders

Angiography done after initial stabilization showed severe stenosis of distal left main coronary artery. In addition, there were multiple lesions in all three vessels, making a standard indication for an urgent coronary artery bypass grafting. There is minimal ST segment elevation in aVR as well.

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Diffuse Subendocardial Ischemia on the ECG. Left main? 3-vessel disease? No!

Dr. Smith's ECG Blog

The patient was brought directly to the cardiac catheterization lab for PCI, bypassing the ED. The diagnostic coronary angiogram identified only minimal coronary artery disease, but there was a severely calcified, ‘immobile’ aortic valve. In the cath lab, the patient’s blood pressure remained low.

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Of Twists and Turns

EMS 12-Lead

In most cases, rather, the culprit is gross ischemia due to myocardial infarction, cardiomyopathy, or advanced coronary artery disease. Unfortunately, today’s case is lacking any such diagnostics, thus I cannot say with certainty that the QT interval is, or is not, culpable in arrhythmogenesis. [1]