Matthew Kaufman - First Aid for the Medicine Clerkship, Third Edition

Third EditionMATTHEW S. KAUFMAN, MD Assistant Professor
Albert Einstein College of Medicine
Department of Hematology
North ShoreLong Island Jewish Medical Center
New Hyde Park, New York LATHA G. STEAD, MD, MS, FACEP Chief, Division of Clinical Research
Professor of Emergency Medicine
University of Florida College of Medicine at Gainesville
Adjunct Professor of Emergency Medicine
Mayo Clinic, College of Medicine
Rochester, Minnesota
Editor-in-Chief, International Journal of Emergency MedicineARTHUR RUSOVICI, MD Cardiology Fellow
Division of Cardiology
University of Medicine and Dentistry of New Jersey
Newark, New Jersey
Formerly Chief Medical Resident
Department of Internal Medicine
North ShoreLong Island Jewish Medical Center
New Hyde Park, New York Copyright 2010 by The McGraw-Hill Companies, Inc. All rights reserved. Except as permitted under the United States Copyright Act of 1976, no part of this publication may be reproduced or distributed in any form or by any means, or stored in a database or retrieval system, without the prior written permission of the publisher. ISBN: 978-0-07-163557-8 MHID: 0-07-163557-2 The material in this eBook also appears in the print version of this title: ISBN: 978-0-07-163382-6, MHID: 0-07-163382-0.

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McGraw-Hill and its licensors do not warrant or guarantee that the functions contained in the work will meet your requirements or that its operation will be uninterrupted or error free. Neither McGraw-Hill nor its licensors shall be liable to you or anyone else for any inaccuracy, error or omission, regardless of cause, in the work or for any damages resulting therefrom. McGraw-Hill has no responsibility for the content of any information accessed through the work. Under no circumstances shall McGraw-Hill and/or its licensors be liable for any indirect, incidental, special, punitive, consequential or similar damages that result from the use of or inability to use the work, even if any of them has been advised of the possibility of such damages. This limitation of liability shall apply to any claim or cause whatsoever whether such claim or cause arises in contract, tort or otherwise. DEDICATION To my mother, Madeleine, and stepfather, Costas, for their love and support.

MK To my parents, Ganti and Prabha Rao, for giving me the peace and encouragement to excel, always. LS I would like to dedicate this book to my family. Mom, Dad, Tommy, and Grandma, I love you dearly and I thank you for the lessons, the care, and the support you have all given me. AR

In the 2010 edition of First Aid for theMedicine Clerkship, a complete and thorough revision has been done to make the book an even more effective tool to ace both the clerkship and the shelf exam. These changes have been made carefully according to valuable feedback from extensive student and faculty reviews. Update of information according to newer guidelines and data. The addition of minicases which provide classic exam scenarios. Additional exam tips to point out the favorite tested facts. Additional exam tips to point out the favorite tested facts.

We are grateful to all of the student and faculty contributors who made this edition the best yet and we welcome additional feedback for the continued improvement of First Aid for theMedicine Clerkship. (See How to Contribute, p. ix.)

New Hyde Park, New York	Matthew Kaufman
Rochester, New York	Latha Stead

We are grateful for and welcome any updates, corrections, and study hints. Contributors will receive compensation and credit at the discretion of the authors. Also let us know about material in this edition that you feel is low yield and should be deleted. The preferred way to submit entries, suggestions, or corrections is via e-mail: