Contributors CONSULTING EDITOR DEREK LEROITH, MD, PhD Chief, Division of Endocrinology, Metabolism, and Bone Diseases, Department of Medicine, Mount Sinai School of Medicine, New York, New York GUEST EDITOR AARON I. VINIK, MD, PhD, FCP, MACP Professor of Medicine, Pathology and Neurobiology, Director of Research and Neuroendocrine Unit, Eastern Virginia Medical School, Strelitz Diabetes Center, Norfolk, Virginia AUTHORS LOWELL B. ANTHONY, MD, FACP Professor of Medicine, Sections of Hematology and Oncology and Medical Oncology, Department of Medicine, Louisiana State University Health Sciences Center, New Orleans, Louisiana RICHARD P. BAUM, MD Department of Nuclear Medicine/Center for Positron Emission Tomography, Zentralklinik Bad Berka GmbH, Bad Berka, Germany J. PHILIP BOUDREAUX, MD, FACS Professor of Surgery, Sections of Endocrine Surgery, Surgical Oncology and Transplant Surgery, Department of Surgery, Louisiana State University Health Sciences Center, New Orleans, Louisiana DAVID L. BUSHNELL, MD Division of Nuclear Medicine, Department of Radiology, Roy J. and Lucille A. Carver College of Medicine, University of Iowa; Diagnostic Imaging and Radioisotope Therapy Service, Iowa City Veterans Administration Medical Center, Iowa City, Iowa RICHARD CAMPEAU, MD Clinical Professor of Radiology and Medicine, Section of Radiation Oncology, Departments of Medicine and Radiology, Louisiana State University Health Sciences Center, New Orleans, Louisiana ANTHONY CHAN, MD Gastrointestinal Pathobiology Research Group, Department of Surgery, Yale University School of Medicine, New Haven, Connecticut JASON CUNDIFF, MD Section of Endocrine Surgery, Department of Surgery, Louisiana State University Health Sciences Center, New Orleans, Louisiana Gastroenteropancreatic System and Its Tumors: Part 2