Dr. Dušan Ružičić, was born on September 26, 1985 in Valjevo, Serbia. He graduated at the Medical Faculty of the University of Belgrade in the on June 4, 2010 as the first in the generation with an average grade of 9.81/10.00. He is the winner of many awards during his studies. Dr. Ružičić is the author and co-author of 15 papers published at national and international congresses, 3 papers published in scientific journals of international importance (M20), as well as 5 papers published in scientific journals of national importance (M50). He finished his Phd studies at Medical Faculty of the University of Belgrade on June 14,2020 with thesis CORRELATION BETWEEN BREAST ARTERIAL CALCIFICATION AND SEVERITY OF CORONARY ARTERY DISEASE QUANTIFIED BY SYNTAX SCORE (BASS STUDY). Dr. Ružičić is employed, in the General Hospital Valjevo, Department of Invasive Cardiiology. He passed the specialist exam in Internal medicine with honors on January 2018. He is married to his wife Milijana.