Metabolic Syndrome P-454 AMBULATORY BLOOD PRESSURE PROFILE IN HYPERTENSIVE PATIENTS NEWLY DIAGNOSED WITH METABOLIC SYNDROME USING THE REVISED ATP-III DEFINITION Diana E. Ayala1, Ramon C. Hermida1, Carlos Calvo2, Jose E. Lopez2, Marta Rodriguez2, Luisa Chayan2, Artemio Mojon1, Maria J. Fontao1, Rita Soler1, Jose R. Fernandez1. 1Bioengineering and Chronobiology Labs., University of Vigo, Vigo, Spain; 2Hypertension and Vascular Risk Unit, Hospital Clinico Universitario, Santiago de Compostela, Spain.