Typhus fevers are a group of diseases caused by bacteria that are spread to humans by fleas, lice, and chiggers. Typhus fevers include scrub typhus, murine typhus, and epidemic typhus. Chiggers spread scrub typhus, fleas spread murine typhus, and body lice spread epidemic typhus. The most common symptoms are fever, headaches, and sometimes rash.
Disease spread by body lice, was responsible for millions of deaths in previous centuries, now considered rare.
Bacterial disease spread by chiggers in Southeast Asia.
Clinical guidelines for the diagnosis and management of typhus fevers.