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Herpes simplex virus type 1

Illustration copyright 2000 Nucleus Communications, Inc. All rights reserved. http://www.nucleusinc.com

HSV-1 usually occurs around the mouth. The blister-like sores are commonly called cold sores.

Primary Medical Reviewer Kathleen Romito, MD
- Family Medicine
Specialist Medical Reviewer Jeanne Marrazzo, MD, MPH
- Infectious Disease
Last Updated January 18, 2007

WebMD Medical Reference from Healthwise

Last Updated: January 18, 2007
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