On November 7, 2023 at Shupyk National Healthcare University of Ukraine took place interdepartmental seminar regarding consideration of PhD dissertation, full-time graduate student of the Department of Surgery and Vascular Surgery (Head of the Department - Professor Savoliuk S.) Dembitsky A. on the topic: "Tactics of complex surgical treatment of chronic venous insufficiency C5-C6 clinical class" (field of knowledge 22 "Health", specialty 222 "Medicine", specialization 14.01.03. - Surgery), performed under the guidance of Head of the Department, Professor Savoliuk S.