The article is devoted to the early detection of breast cancer in the system of comprehensive medical examinations. Prevention and treatment of malignant neoplasms is one of the most important medical and social problems. In the conditions of the Andijan branch of the Republican Specialized Scientific-Practical Medical Center for Oncology and Radiology , comprehensive work has been established to actively detect pathology of the mammary glands. All women 30-40 years old undergo an ultrasound of the mammary glands, and those over 40 years old undergo mammography once every 2 years. An analysis of the work of the oncology office showed that breast pathology was distributed as follows: breast cancer - 5%; diffuse mastopathy - 60%; nodular fibrocystic mastopathy -20%; fibroadenomas - 10%; other benign pathology - 5%.