Marcin Feldo is an Associate Professor at the Medical University of Lublin, Lublin, Poland. He is also the Chair of the Department of Vascular Surgery and Angiology, Faculty of Medicine, Medical University of Lublin. His research interests are vascular surgery, angiology, vascular biology, minimally-invasive procedures, aortic aneurysms, peripheral artery disease, carotid artery disease, and chronic venous insufficiency.