Sonic Healthcare is involved in the provision of medical diagnostic services and the provision of administrative services and facilities to medical practitioners. Co. provides specialized pathology/clinical laboratory and diagnostic imaging services to clinicians, hospitals, community health services, and their patients. Co.'s segments are comprised of: Laboratory, which provides Pathology/clinical laboratory services in Australia, New Zealand, the U.K., the U.S., Germany, Switzerland, Belgium and Ireland; Imaging, which provides diagnostic imaging services in Australia; and Other, which Includes medical center operations and occupational health services.