Fig. 1From: Donor artery stenosis interactions with diastolic blood pressure on coronary collateral flow in type 2 diabetic patients with chronic total occlusionFlowchart of patient enrollment. CABG coronary artery bypass grafting, SCAD stable coronary artery disease, CHF chronic heart failure, PCI percutaneous coronary intervention, Pd mean intracoronary pressure distal to an occluded segment. *Risk factors for CAD indicate smoking, hypertension and dyslipidemiaBack to article page