In volume III of the guide presents the sections, devoted to ultrasonic diagnostics of diseases of the uterus, ovaries, fallopian tube endometrium, diseases of respiratory organs, as well as neurosonography newborns and children of early age, ultrasonic diagnostics of complications after obstetric-gynecologic operations, diseases of the esophagus and colon, lung and pleura, the application of endoscopic ultrasonography.