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Typhoid fever

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

Typhoid fever is a bacterial infection caused by Salmonella typhi. It leads to high fever, weakness, abdominal pain, and can result in severe complications if left untreated.

"Typhoid fever" also found in: