Fatal HumanInfection withRickettsia rickettsii,Yucatán, Mexico

摘要

The first fatal Rickettsia rickettsii infection was diag-nosed in the southwest of Mexico. The patient had fever,erythematous rash, abdominal pain, and severe centralnervous system involvement with convulsive crisis. Thediagnosis of R. rickettsii infection was established byimmunohistochemistry and specific polymerase chainreaction