Physiological Assay Endothelial Function Test None http://circ.ahajournals.org/content/108/17/2054 Endothelium Dysfunction Test Request inclusion into relevant ontology Vascular Endothelial Function Test Assessment of Endothelial Cell Function A measure of vascular endothelial cell response to stimulation, for example, by vasoactive substances released by or those that interact with the vascular endothelium.