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Percutaneous Coronary Intervention for Chronic Total Occlusions: Indications and Outcomes

…myocardial territory supplied by the occluded artery. Conversely, an angiographically identified CTO without demonstrable ischaemia or viable myocardium provides a less compelling basis for intervention…

A new ECG biomarker for sudden cardiac death

…had a reduced value — the majority of sudden cardiac deaths occur in patients with preserved LVEF, for whom no practical risk prediction tool currently exists…

ECG manifestations of left main coronary artery (LMCA) occlusion and critical stenosis

…artery (LMCA) occlusion is a rare but catastrophic manifestation of acute coronary syndromes. The LMCA supplies a large myocardial territory through the left anterior descending…

Left Main Coronary Artery Disease: Revascularisation Strategy

…to patients with symptoms. Current guidance supports revascularisation for significant left main stenosis irrespective of symptomatic status or the documented ischaemic burden. In chronic coronary…

ECG localization of myocardial infarction / ischemia and coronary artery occlusion (culprit)

…system (i.e PDA is supplied from RCA). Figure 1A. The coronary arteries and their relation to the ECG leads. Localization of myocardial infarction / ischemia…

Regional Myocardial Contractile Function: Wall Motion Abnormalities

…function. The abnormalities affect the myocardial area supplied by the arteries distal to the occlusion or stenosis. If the ischemia persists for 20 minutes, myocardial…

The left ventricle in myocardial ischemia and infarction

…dx), which originates from the right coronary artery (RCA). The RCA also supplies the inferior left ventricular wall in over 90% of all individuals. Hence…

Diagnostic Criteria for Acute Myocardial Infarction: Cardiac troponins, ECG & Symptoms

…The thrombosis causes occlusion of the artery; blood flow may be partially or completely obstructed. Consequently, the myocardium supplied by the occluded artery becomes ischemic…

Indications and contraindications for myocardial perfusion imaging

…high risk of CAD, invasive coronary angiography is the first line option. Coronary computerized tomography angiography (CCTA) is currently the first line investigation for patients…

Pharmacologic agents in myocardial perfusion imaging

…areas supplied by the disease artery. Thus, vasodilators replicate the effects of exercise on coronary arteries, without the need for physical activity. Advantages of regadenoson…

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