24. Assess Likelihood Of CHD : History & Examination High/Intermediate likelihood. Low likelihood Stable Angina Atypical/ other cause. Investigation : ECG Cardiac Biomarkers Imaging. Treadmill Test Imaging ECG to rule out X Ray Others Assessment : Repeat Assess Risk Find a Cause Classify : UA NSTEMI STEMI Critical Not Critical Manage : Discharge Follow Up Treat Admit in CU & Treat +ve +ve +ve +ve THE CRITICAL PATHWAY FOR ED EVALUATION OF CHEST PAIN.