Although this story is true, the initial representing the patient's last name and his rank and branch of military service have been changed to protect his privacy.

The views expressed in this article are those of the author and do not necessarily represent those of the institutions with which he is affiliated.

Disclosure forms provided by the author are available with the full text of this article at NEJM.org.

This article (10.1056/NEJMp1012496) was published on December 1, 2010, at NEJM.org.