FIRSTAID ™ Q&A FOR THE USMLE STEP 2 CK FOUNDING SENIOR EDITORS FOUNDING EDITORS TAO LE, MD, MHS POURYA M. GHAZI, MD Assistant Clinical Professor of Medicine and Pediatrics Intern Chief, Section of Allergy and Immunology Department of Internal Medicine Department of Medicine San Joaquin General Hospital University of Louisville JESSICA MERLIN, MD, MBA ANIL SHIVARAM, MD Resident Resident Department of Internal Medicine Department of Ophthalmology Hospital of the University of Pennsylvania Boston University RUSSELL J. H. RYAN, MD JOSHUA KLEIN, MD, PhD Resident Resident Department of Anatomy and Clinical Pathology Department of Neurology Massachusetts General Hospital Massachusetts General Hospital Brigham and Women’s Hospital ESTEBAN SCHABELMAN, MD, MBA Resident Department of Emergency Medicine University of Maryland Medical System FLORA WAPLES, MD Resident Department of Emergency Medicine University of Chicago OMEED ZARDKOOHI, MD Resident Department of Internal Medicine Massachusetts General Hospital New York / Chicago / San Francisco / Lisbon / London / Madrid / Mexico City Milan / New Delhi / San Juan / Seoul / Singapore / Sydney / Toronto Copyright © 2008 by Tao Le. All rights reserved. Manufactured in the United States of America. 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This page intentionally left blank For more information about this title, click here CONTENTS Founding Authors vii Preface xi Acknowledgments xiii How to Contribute xv SECTION I ORGAN SYSTEMS 1 Chapter 1 Cardiovascular 3 Chapter 2 Dermatology 47 Chapter 3 Endocrinology 57 Chapter 4 Epidemiology and Preventive Medicine 91 Chapter 5 Ethics and Legal Issues 119 Chapter 6 Gastrointestinal 129 Chapter 7 Hematology/Oncology 165 Chapter 8 Infectious Disease 209 Chapter 9 Musculoskeletal 257 Chapter 10 Neurology 283 Chapter 11 Obstetrics 319 Chapter 12 Gynecology 349 Chapter 13 Psychiatry 371 Chapter 14 Pulmonary 405 Chapter 15 Renal/Genitourinary 437 SECTION II FULL-LENGTH EXAMINATIONS 467 Test Block 1 469 Test Block 2 503 Test Block 3 535 Test Block 4 569 v Test Block 5 603 Test Block 6 637 Test Block 7 673 Test Block 8 707 About the Authors 747 vi FOUNDING AUTHORS J. GEOFF ALLEN, MD MONYA DE, MD Resident University of California-Berkeley School of Public Health Department of Surgery Johns Hopkins University School of Medicine STEVEN DONG, MD Resident NEETI BATHIA, MD Department of Urology Resident Thomas Jefferson University Hospital Physical Medicine and Rehabilitation DANIEL J. DURAND, MD Kessler Institute for Rehabilitation University of Medicine and Dentistry of New Jersey Resident Department of Radiology DONALD LEE BOYER, MD Johns Hopkins Hospital Resident Physician TREVOR ELLISON, MD The Children’s Hospital of Philadelphia Resident ARIANNE BOYLAN Department of General Surgery Johns Hopkins Hospital Yale School of Medicine Class of 2007 DOUGLAS ELWOOD, MD, MBA BENJAMIN BRUCKER, MD Resident Clinical Instructor Department of Physical Medicine and Rehabilitation Resident New York University Medical Center Department of Urology University of Pennsylvania School of Medicine VICTOR IKECHUKWU ESENWA, MD JESSICA BUCKLEY, MD Resident Department of Radiology Resident New York University Presbyterian Hospital Department of Pediatrics University of California, San Francisco PAYAM FARJOODI, MD KERRY CASE, MD Resident Department of Orthopedic Surgery Resident Johns Hopkins Hospital Department of Family Medicine Medical College of Wisconsin JORGE GALVEZ, MD CONNIE YOUHUA CHANG, MD Resident Department of Anesthesiology Resident Yale Primary Care Program Preliminary Medicine Yale University School of Medicine Lenox Hill Hospital in New York City JESSE A. GOLDSTEIN, MD KIMBERLLY S. CHHOR, MD House Officer Resident Department of Plastic and Reconstructive Surgery Department of Orthopedic Surgery Georgetown University Hospital Johns Hopkins School of Medicine RENU GUPTA, MD ALANA COHEN, MD Resident Resident Department of Psychiatry Department of Medicine University of Illinois-Chicago Columbia Presbyterian Medical Center ALIA HBEIB, MD MELINDA COSTA, MD Intern Resident Department of General Surgery Department of Plastic and Reconstructive Surgery Department of Neurological Surgery University of Southern California Case Western Reserve School of Medicine vii Copyright © 2008 by Tao Le. Click here for terms of use. PETER W. HENDERSON, MD TZIVIA MOREEN, MD Resident Resident Department of General Surgery Department of Internal Medicine New York University Presbyterian Hospital Weill Medical College of Cornell University CHRISTINE ELIZABETH HILL, MD IKECHI JOHN NWANKWO, MD University of Pennsylvania School of Medicine Resident Department of Radiology STEVEN Y. HUANG, MD St. Vincent’s Hospital in New York University of Pennsylvania School of Medicine STEPHAN G. PILL, MD DANIEL JAMIESON, MD University of Pennsylvania School of Medicine Resident Department of Internal Medicine ELEANOR PITT, MD University of Colorado Resident PHOEBE ESTE KOCH, MD Department of Internal Medicine Vanderbilt University Medical Center Resident Department of Dermatology HINDI E. STOHL POSY, MD Yale University School of Medicine Resident CINDY MAN-YAN KU, MD Department of Obstetrics & Gynecology Johns Hopkins University Resident Department of Anesthesiology SIVA P. RAMAN, MD New York Hospital Medical Center of Queens Resident ERICA LEE, MD Department of Radiology Transitional Intern University of Washington Albert Einstein College of Medicine AMY JOSEPHINE REED, MD JASON DAVID LEE, MD University of Pennsylvania School of Medicine Resident Department of Pediatrics REBECCA L. RUEBNER, MD Harbor-UCLA Medical Center University of Pennsylvania School of Medicine DAVID M. LIEBERMAN, MD SARAH SCHELLHORN, MD Resident Resident Department of Otolaryngology Beth Israel Deaconess Medical Center Stanford University LINDSEY SUKAY, MD EMILY NELSON MAHER, MD Resident Pediatric Resident Department of Anesthesiology, Perioperative, and Pain Medicine The Children’s Hospital Denver Brigham and Women’s Hospital MATHEW A. THOMAS, MD NICHOLAS MAHONEY, MD Resident Resident Department of Surgery Scheie Eye Institute Massachusetts General Hospital viiiviii