P875Atrial stasis measured by cardiac magnetic resonance 4D flow particle tracing is present during sinus rhythm in patients with paroxysmal atrial fibrillation and is associated with higher stroke risk. (28th August 2018) - Costello, B T; Voskoboinik, A; Qadri, A M; La Gerche, A M; Hare, J; Rudman, M; Thompson, M; Kistler, P; Taylor, A J; ,