P.07.21 ASSESSMENT OF ENDOTHELIAL FUNCTION AND CARDIOVASCULAR RISK IN COEXISTING INFLAMMATORY BOWEL DISEASE AND EXTRAINTESTINAL MANIFESTATIONS. (25th March 2019) - Carparelli, S.; Losurdo, G.; Cecere, A.; Girasoli, C.; Clemente, F.; Scicchitano, P.; Ierardi, E.; Ciccone, M.M.; Principi, M.; Di Leo, A.