Murine typhus is a febrile, fleaborne disease caused by infection with Rickettsia typhi bacteria. Cases can range from mild and nonspecific to fatal. We report 2 cases of murine typhus in Costa Rica, confirming the presence and circulation of R. typhi causing severe disease in the country.
Keywords: Costa Rica; Rickettsia typhi; bacteria; endemic typhus; fleaborne typhus; murine typhus; rickettsia; severe infections; zoonoses.