P420Brain Natriuretic Peptide (BNP) and high-sensitivity troponin I at 3 hours post Emergency Department (ED) attendance predicts all significant arrhythmias at 3 months in unexplained ED syncope patients. (19th March 2018) - Reed, M J; Brutin, H; Grubb, N J; Lang, C C; Gray, A J; Simpson, K; Macraild, A J; Weir, C J