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Texas Medicine (ISSN 0040-4470) is published monthly by the Texas Medical Association, 401 W. 15th St., Austin 78701. (800) 880-1300, (512) 370-1300


Copyright 2013 Texas Medical Association. Owned and issued monthly by the association. Publisher: Texas Medical Association


TMA Executive Vice President: Louis J. Goodman, PhD, Austin Vice President, Communications: Steve Levine


Staff Editor: Larry BeSaw


Managing Editor: Shari Henson Associate Editor: Crystal Zuzek


Associate Editor: Amy Lynn Sorrel Clinical Articles Editor: Lynn M. Alperin Editorial Assistant: Debra Heater


Art Director: Lauren Levi


Advertising Staff (512) 370-1423


Sales Director: Rebecca Stevens TMA Board of Trustees


A. Tomas Garcia III, MD, Houston, Chair


Carlos J. Cárdenas, MD, Edinburg, Vice Chair Dan McCoy, MD, Dallas, Secretary Douglas W. Curran, MD, Athens Lewis E. Foxhall, MD, Houston


David N. Henkes, MD, San Antonio Austin I. King, MD, Abilene Don R. Read, MD, Dallas


David D. Teuscher, MD, Beaumont


Daniel M. Williams, MD, Temple, Resident Member Joanna Gibbons, Arlington, Student Member Michael E. Speer, MD, Houston, President


Stephen L. Brotherton, MD, Fort Worth, President-Elect C. Bruce Malone, MD, Austin, Immediate Past President Art L. Klawitter, MD, Needville, Secretary/Treasurer Clifford K. Moy, MD, Dallas, Speaker, House of Delegates


Susan M. Strate, MD, Wichita Falls, Vice Speaker, House of Delegates


Texas Medicine Editorial Board John C. Jennings, MD, Chair, League City John J. Costanzi, MD, Austin Gordon Green, MD, Dallas


John R. Pettigrove, MD, Corpus Christi Alina Saldarriaga, MD, Houston Charlotte H. Smith, MD, Austin Surendra K. Varma, MD, Lubbock Alexis Wiesenthal, MD, San Antonio


4 TEXAS MEDICINE May 2013


The articles published in Texas Medicine do not necessarily reflect the official policy of the Texas Medi- cal Association. Publication of an advertisement is not to be consid- ered an endorsement or approval by the Texas Medical Association of the product or service involved. Periodi- cals Postage Paid at Austin, TX, and additional mailing offices.


Subscriptions: 401 W. 15th St., Austin, TX 78701, c/o Finance Office. Sub- scription rates are: Members, $20 per year; nonmembers and institu- tions, $40 per year; foreign, $48 U.S. currency; single copy, $4 plus $0.32 sales tax. For more information, e-mail knowledge@texmed.org.


Postmaster: Send address changes to Texas Medicine, 401 W. 15th St., Austin, TX 78701.


Texas Medicine Mission Statement


Key Objective: To improve the health of all Texans by furthering dialogue and understanding within the Texas Medical Association membership.


Critical Objectives:


1. To promote integrity in the prac- tice of medicine among Texas physicians.


2. To further the practice of medi- cine as the artful application of scientific knowledge in the health care of Texans.


3. To ensure that Texas physicians are informed on political, legal, and administrative activities that influence the practice of medicine through the publication of timely, credible, and relevant articles.


4. To encourage balanced debate on issues that affect health care in Texas.


5. To enhance the character and reputation of Texas physicians through the promotion of profes- sionalism, advocacy, and service.


6. To enhance the desirability of membership in the Texas Medical Association.


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