Case files. / Eugene C. Toy, MD, Assistant Dean for Educational Programs, Director of Doctoring Cources Program, Director of the Scholarly Concentrations in Women's Health, Professor and Vice Chair of MEdical Education, Department of Obstetrics and Gynecology, McGovern Medical School at University of Texas Health Science Center at Houston (TI-Health), Houston, Texas, Terrence H. Liu, MD, MPH, Professor of Clinical Surgery, University of California San Francisco School of Medicine, San Francisco, California, Program Director, University of California, San Francisco East Bay Surgery Residency, San Francisco, Calfornia, Attending Surgeon, Alameda County Medical Center, Oakland, California, Andre R. Campbell, MD, FACS, FACP, FCCM, Professor of Surgery and Director, Third Year Clerkship, University of California San Francisco, School of Medicine, Medical Sirector Surgical Intensive, Care Unit and Attending Surgeon, San Francisco General Hostpital, Director Surgical Critical Care Fellowship, UCSF School of Medicine, San Francisco, California, Barnard J.A. Palmer, MD, MEd, Assistant Clincial Professor and Associate, Residency Program Director, Deptarment of Surgery, University of California, San Francisco-East Bay, Oakland, California.