Sonic Healthcare Limited is an Australia-based provider of medical diagnostic services. The Company also provides administrative services and facilities to medical practitioners. The Company provides pathology/clinical laboratory and diagnostic imaging services to physicians, hospitals, community health services and their patients. The Company's segments include Laboratory, Imaging and Other. The Laboratory segment includes pathology/clinical laboratory services provided in Australia, New Zealand, the United Kingdom, the United States, Germany, Switzerland, Belgium and Ireland. The Imaging segment provides diagnostic imaging services in Australia. The Company's Other segment includes the corporate office function, medical center operations and occupational health services, and other minor operations. The Company's services also include radiology, medical centers/primary care, occupational and general medicine, clinical trials, and food and water testing.