Also known as "endemic<unk> " and "fleaborne<unk> "
Caused by Rickettsia typhi
Gram negative, obligate, intracellular bacterium
Replicates in epithelial cells of flea's midgut
Gram negative, obligate, intracellular bacterium
Replicates in epithelial cells of flea's midgut
Multiple diseases include the word<unk> " in their description. Types include:
Infection is transmitted by fleas
Typically rat fleas
Also Rickettsia felis (indistinguishable from R. typhi) carried by fleas on opossum and cats
Feces containing R. typhi are deposited into wound made by flea bites
Typically rat fleas
Also Rickettsia felis (indistinguishable from R. typhi) carried by fleas on opossum and cats
Found in areas with large populations of urban rats
United States
Southern Texas
Southern California
Internationally: Tropical/Subtropical urban seaboard regions
United States
Southern Texas
Southern California
Internationally: Tropical/Subtropical urban seaboard regions
Southern Texas
Southern California
Seasonal predilection for summer months
Texas: Spring to summer
California:  Summer to fall
Texas: Spring to summer
California:  Summer to fall
Murine typhus
Non-specific viral illness
Rat bite fever
Most common admitting diagnosis in one case study was "fever of unknown origin"[2]
Epidemic typhus
Babesiosis
Drug fever
Colorado tick fever