Acute severe monarthritis: a rare manifestation of scrub typhus.

Scrub typhus caused by Orientia tsutsugamushi is an important cause for fever of unknown origin in endemic areas including India. The vasculitis associated with the disease leads to a variety of clinical manifestations. However, the joint involvement is quite rare and not reported in children. We present severe arthritis of hip joint associated with scrub typhus causing a diagnostic and management challenges in a 4-year-old girl.