Impact of increased serum 8-hydroxy-2'-deoxyguanosine levels on extent of coronary artery lesions in elderly patients with type 2 diabetes.

8-OHdG is a marker of oxidative DNA damage, and is highly associated with the extent of coronary artery lesions in ageing patients with T2DM.Trial registration: Registration number: 1.0/20170720; date of registration 26/07/2016 (retrospectively registered).