P6386Endothelial dysfunction as a potential link between interatrial septal abnormalities and methylene tetrahydrofolate reductase (MTHFR)-inherited thrombophilia. A preliminary study on cryptogenic stroke. (28th August 2018) - Sgarra, L; Acquaviva, T; De Cillis, E; Nacci, C; Potenza, A; Grimaldi, M; Ciccone, M M; Bortone, A S; Montagnani, M