The full content of Annals is available to subscribers

Subscribe/Learn More  >
Editorials |

Sildenafil for Enhanced Performance at High Altitude?

Lewis J. Rubin, MD; and Robert Naeije, MD
[+] Article, Author, and Disclosure Information

From University of California, San Diego, La Jolla, CA 92037, and Free University of Brussels, 1070 Brussels, Belgium.

Potential Financial Conflicts of Interest:Consultancies: L.J. Rubin (Pfizer, Actelion, Myogen, Schering, United Therapeutics); Honoraria: L.J. Rubin (Actelion); Grants received: L.J. Rubin (Pfizer, Actelion, Myogen).

Requests for Single Reprints: Lewis J. Rubin, MD, University of California, San Diego, Medical Center, 9300 Campus Point Drive, M/C 7372, La Jolla, CA 92037; e-mail, ljrubin@ucsd.edu.

Current Author Addresses: Dr. Rubin: University of California, San Diego, Medical Center, 9300 Campus Point Drive, M/C 7372, La Jolla, CA 92037.

Dr. Naeije: Free University of Brussels, 808 Lennik Road, 1070 Brussels, Belgium.

Ann Intern Med. 2004;141(3):233-235. doi:10.7326/0003-4819-141-3-200408030-00016
Text Size: A A A

For centuries, reduced exercise tolerance at high altitudes has frustrated mountaineers and has puzzled scientists. Horace-Benedict de Saussure, who led the second ascent to Mont Blanc (altitude, 4807 m) in 1787, recorded his pulse, respirations, temperature, and symptoms and wrote:

First Page Preview

View Large
First page PDF preview





Citing articles are presented as examples only. In non-demo SCM6 implementation, integration with CrossRef’s "Cited By" API will populate this tab (http://www.crossref.org/citedby.html).


Submit a Comment/Letter
Submit a Comment/Letter

Summary for Patients

Clinical Slide Sets

Terms of Use

The In the Clinic® slide sets are owned and copyrighted by the American College of Physicians (ACP). All text, graphics, trademarks, and other intellectual property incorporated into the slide sets remain the sole and exclusive property of the ACP. The slide sets may be used only by the person who downloads or purchases them and only for the purpose of presenting them during not-for-profit educational activities. Users may incorporate the entire slide set or selected individual slides into their own teaching presentations but may not alter the content of the slides in any way or remove the ACP copyright notice. Users may make print copies for use as hand-outs for the audience the user is personally addressing but may not otherwise reproduce or distribute the slides by any means or media, including but not limited to sending them as e-mail attachments, posting them on Internet or Intranet sites, publishing them in meeting proceedings, or making them available for sale or distribution in any unauthorized form, without the express written permission of the ACP. Unauthorized use of the In the Clinic slide sets will constitute copyright infringement.


Buy Now for $32.00

to gain full access to the content and tools.

Want to Subscribe?

Learn more about subscription options

Related Articles
Topic Collections
Forgot your password?
Enter your username and email address. We'll send you a reminder to the email address on record.