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Salmonella typhi organism

Salmonella typhi organism

Overview

The causative agent of typhoid fever is the bacterium Salmonella typhi. (Image courtesy of the Centers for Disease Control and Prevention.)

Review Date 5/18/2017

Updated by: Jatin M. Vyas, MD, PhD, Assistant Professor in Medicine, Harvard Medical School; Assistant in Medicine, Division of Infectious Disease, Department of Medicine, Massachusetts General Hospital, Boston, MA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.