Hepatitis B virus
Hepatitis B is also known as serum hepatitis and is spread through blood and sexual contact. It is seen with increased frequency among intravenous drug users who share needles and among the homosexual population. This photograph is an electronmicroscopic image of hepatitis B virus particles. (Image courtesy of the Centers for Disease Control and Prevention.)
Review Date: 02/21/2009
Reviewed By: George F. Longstreth, MD, Department of Gastroenterology, Kaiser
Permanente Medical Care Program, San Diego, California. Also
reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
