490 - A SIMPLE RISK SCORE TO FACILITATE CLINICAL ASSESSMENT AND TRIAGE OF UNSELECTED PATIENTS PRESENTING TO THE EMERGENCY DEPARTMENT WITH NON-TRAUMATIC CHEST PAIN
M McDonald, B Holroyd, A Comeau, D Skow, D Meurer, RC Welsh
Edmonton, Alberta

491 - CODING OF ACUTE MYOCARDIAL INFARCTION IN THE TROPONIN ERA
PD Galbraith, G Parsons, ML Knudtson, CJ Maxwell, LW Svenson, DP Schopflocher, ET Larsen, WA Ghali
Calgary, Alberta; Edmonton, Alberta

492 - COMPLEMENT ACTIVITY IN NON-ST SEGMENT ELEVATION ACUTE CORONARY SYNDROMES
C Martel, P Théroux, M Ghitescu, B Labarthe, J Lavoie
Montreal, Quebec

493 - BASELINE BLOOD GLUCOSE PREDICTS ST SEGMENT RESOLUTION IN ST-ELEVATION ACUTE MYOCARDIAL INFARCTION: A RAPSODY SUBSTUDY
SH Aslam, AR Halabi, MW Krucoff, RJ Gibbons, V Molina Viamonte, JL Lopez-Sendon, A Vahanian, H White, JF Tanguay
Montreal, Quebec

494 - QUANTIFICATION OF REGIONAL MYOCARDIAL FUNCTION BY TISSUE DOPPLER IN PATIENTS WITH FIRST ST-ELEVATION MYOCARDIAL INFARCTION EARLY AND LATE AFTER REPERFUSION
M Gaballa, R Williams, M Chan, PK Cheung, N Brass, W Hui, J Van der Linden, G Rasmanis, LA Brodin
Stockholm, Sweden; Edmonton, Alberta

495 - OUTCOMES OF EARLY VS LATE CORONARY ARTERY BYPASS GRAFT POST-ACUTE MYOCARDIAL INFARCTION: INSIGHTS FROM THE CANADIAN ACUTE CORONARY SYNDROME REGISTRY
CM Chow, M Tan, DH Fitchett, A Langer, SG Goodman, L Rudski, for the Canadian ACS Investigators
Toronto, Ontario; Montreal, Quebec