Definition for View source for Scrub typhus

Scrub typhus or Bush typhus is a form of typhus caused by the intracellular parasite ''Orientia tsutsugamushi'', a gram-negative α-proteobacterium of family Rickettsiaceae first isolated and identified in 1930 in Japan.

Although the disease is similar in presentation to other forms of typhus, its pathogen is not anymore included in genus Rickettsia with the typhus bacteria proper, but in [[Orientia]]. The disease is thus frequently classified separately from the other typhi.