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Coronary Artery Calcium Scoring: Prognostic Use in Practice

…sex , and race based percentile Comparison with the expected score for a person of the same age and sex CAC may also reveal extracoronary findings…

The Cardiac Electrical Axis: ECG Criteria, Definition, Clinical Implications

…be computed similarly using the six precordial leads, with a 0 degree value assigned along the lead axis of V6 [3]. Clinical Implications of Axis…

Coronary CT Angiography and CAD-RADS Reporting

…inconclusive. The principal diagnostic strength of CCTA is its ability to exclude significant anatomical CAD with high sensitivity and a high negative predictive value, particularly…

Physics of myocardial perfusion imaging (SPECT, PET): Radiotracers, perfusion, blood flow and viability

…rays to construct images with high spatial and temporal resolution. PET offers higher spatiotemporal quality, as compared with SPECT. Quantification of blood flow using PET…

Myocardial Perfusion Imaging With SPECT and PET

…available, PET MPI is recommended in individuals with suspected chronic coronary syndrome and a moderate or high pre test likelihood of obstructive coronary artery disease…

Contrast-Associated Acute Kidney Injury: Risk Assessment and Prevention

…that of other forms of acute tubular necrosis, although the complication remains associated with post procedural morbidity and mortality. Pathophysiology The precise mechanism of contrast…

Left Ventricular Segments for Echocardiography and Cardiac Imaging

…constituting 35% of myocardial mass and 5 apical segments, constituting 30% of myocardial mass. The 17 segment model provides the best agreement with anatomic data…

Principles of myocardial perfusion imaging (SPECT, PET), coronary blood flow and flow reserve (CFR)

…artery stenosis. Stress can be induced pharmacologically with coronary vasodilatory agents or simulated hemodynamically through exercise or the use of chronotropic and inotropic agents. Radiotracers…

Exercise Electrocardiographic Testing: Indications, Limitations and Interpretation

…most consistent contemporary role is therefore the assessment of functional capacity, symptoms, haemodynamic responses, arrhythmias and prognosis, with diagnostic interpretation reserved for appropriately selected patients…

Pericardial Effusion & Cardiac tamponade

…elastin and is fused with the myocardium. At the departures of the larger vessels, the visceral layer is folded back to cover the inside of…

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