Human Infection with Novel Spotted Fever Group Rickettsia Genotype, China, 2015

Abstract

Only 4 species of spotted fever group rickettsiae have been detected in humans in China. However, phylogenetic analysis of samples from 5 ill patients in China indicated infection with a novel spotted fever group Rickettsia, designated Rickettsia sp. XY99. Clinical signs resembled those of severe fever with thrombocytopenia syndrome.

Keywords

• Spotted fever group rickettsiae
• rickettsiosis
• rickettsia
• human infection
• ticks
• vector-borne infections