Even 1000 years BC the famous Persian physician Aviccena describet the first time gangrene diabetes mellitus as a complication. Basic pathohistological substrate vascular complication is atherosclerotic plaqueand therefore is an adequate treatment opf patients with vascular disease is conditioned by timely and precise diagnosis.The introduction of ultrasound technology in clinical practice enabled Edler and Hertz when the shou moves infarction 1954th,a then and Yoshida (1956.) and Sotomura (1959.), Frenklin (1961.) who are using ultrasound display of blood flow in the courts of man. The aim of our study was to deterimne the frequency of occurrences of atherosclerotic plaque in the carotid arteries and ultrasound examination of differences in the variability of certain plaques between patients with diabetes mellitus type 2 and healthy subjects. The examination was attended by a total of 82 people divided into two group. In first group they are 51 persons suffering from diabetes mellitus type 2 in to second control, the number of healthy respondents was 31. Among our respondents, a significantly higher incidence and plaque vulnerability was ina group of patients with diabetes mellitus type 2.