<prompt> Leukotrienes cause all of the following, EXCEPT:VasodilationVasoconstrictionIncreased vascular permeabilityNone of the above  <response>: Principal Inflammatory Actions of Arachidonic Acid Metabolites Eicosanoids ACTION EICOSANOIDS Vasodilation PGI2 prostacyclin, PGE1, PGE2, PGD2 Vasoconstriction Thromboxane A2, leukotrienes C4, D4, E4 Increased vascular permeability Leukotrienes C4, D4, E4 Ref: Robbins 8th edition Chapter 2. 