<unk>  or Bush<unk>   is a form of<unk>  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<unk> , its pathogen is not anymore included in genus Rickettsia with the<unk>  bacteria proper, but in Orientia. The disease is thus frequently classified separately from the other typhi.
Scrub typhus
Lábrea fever
Rat-bite fever
Boutonneuse fever
Trench fever
Chikungunya
Typhoid fever
Scarlet fever