Optimizing prevention of contrast-induced acute kidney injury in type 2 diabetic patients with at least moderate renal impairment

iabetes is a key risk factor for chronic kidney disease,^1 and patients with type 2 diabetes and coronary artery disease are at hlgla risk ot caralovascular events particularly when renal function is impaired.^2-4 Decision on how and when to proceed to coronary revascularization in an individual type 2 diabetic patient should be based on the extent of coronary disease, ischemic burden, ventricular function, as well as co-morbidities （e.g., renal insufficiency）.^5,6