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Figure 2


Fig. 2 —Decision pathway for patients with low-risk chest pain presenting to emergency department and managed under CT coronary angiography algorithm. CABG = coronary artery bypass graft, Cath + = coronary catheterization reveals significant stenosis, Cath – = coronary catheterization reveals mild or no stenosis, CTCA ++ = CT coronary angiography positive for significant stenosis, CTCA + = CT coronary angiography positive for mild stenosis, CTCA – = CT coronary angiography negative for any atherosclerosis, LM = left main artery disease, n-v = n-vessel disease, PCI = percutaneous coronary intervention, Trop/Stress test + = troponin elevated or stress test positive for ischemia, Trop/Stress test – = troponin normal and stress test negative for ischemia.