Fig. 1From: A new method for the assessment of endothelial function with peripheral arterial volumea setup of PAV testing, b and c, from the side undergoing hyperemia. d from the contralateral side. b Individual with non-CAD and fewer CRFs showing an increased PAV signal during hyperemia. C, Individual with CAD and more CRFs showing a blunted PAV response during hyperemia. D, PAV recording from the same patient with CAD and more CRFs in contralateral sideBack to article page