Dr. Krasimir Kraev is a specialist rheumatologist and the Chief Assistant Professor at the Faculty of Medicine, Medical University of Plovdiv. He received his Master's degree in Medicine and his Ph.D. in Rheumatology from Meditzinski Universitet-Plovdiv where immediately after his graduation he successfully passed the exam to become an assistant at the Department of Propaedeutics of Internal Medicine. He is also a Member of the Bulgarian Medical Union and has participated in numerous courses in the country and abroad in the field of joint echography, and capillaroscopy, as well as for all other imaging studies in the field of rheumatology.