Murine Typhus-Induced Myocarditis

Fleaborne Typhus–Associated Deaths — Los Angeles County, California, 2022

“…The fact that fleaborne typhus is no longer a nationally notifiable disease poses surveillance challenges across the United States. †† R. typhi –induced myocarditis has been reported in areas with endemic transmission ( 10 ) and should be considered when evaluating a patient with acute coronary syndrome (a condition resulting from a sudden reduction of blood flow to the heart) and an unexplained febrile illness from such an area.…”