Diabetes mellitus is one of the most common chronic diseases in the world. According to the International Diabetes Federation (IDF), by 2035 the number of diabetes patients will reach 592 million people. Various disorders of the structure and function of the soft tissues and skeleton of the lower extremities is the most common reason that patients seek medical care. The paper presents the modern concept of the pathogenesis, diagnosis, therapeutic and prevention tactics used in the specialized endocrinological and surgical clinics.