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Advances in Coronary Physiology: Update for 2017

… to a stenosis to the mean aortic pressure (Pa) at maximal hyperemia or when myocardial resistance is at its presumed … 1 (i.e. Pd=Pa). FFR requires the induction of maximal hyperemia, most commonly with an intravenous infusion or …

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Article

Principles of Pressure Measurements for Assessment of Lower-extremity Peripheral Arterial Disease

… limb segment toward the thigh. This is due to reactive hyperemia that occurs distal to the site of arterial …

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Article

Novel Non-invasive Fractional Flow Reserve from Coronary CT Angiography to Determine Ischemic Coronary Stenosis

… CT angiography (CCTA), without the need for induction of hyperemia or modification of the standard CCTA acquisition … plaque and the vulnerability of these plaques. Keywords Hyperemia , coronary CT angiography , coronary stenosis , … wire with an IC or IV vasodilator to produce maximal hyperemia. FFR represents the fraction of the normal maximal …

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Article

New Developments in Nuclear Cardiac Imaging

… unlike stress ECG. Adenosine produces maximum coronary hyperemia by stimulating a-2 receptors. Adenosine also …

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Article