Japanese Spotted Fever in Eastern China, 2013

Emerg Infect Dis. 2018 Nov;24(11):2107-2109. doi: 10.3201/eid2411.170264.

Abstract

We isolated Rickettsia japonica from a febrile patient in Lu'an City, China, in 2013. Subsequently, we found an R. japonica seroprevalence of 54.8% (494/902) in the rural population of Anhui Province and an R. japonica prevalence in Haemaphysalis longicornis ticks of 0.5% (5/935). R. japonica and its tick vector exist in China.

Keywords: 16S rRNA; 17-kDa protein; Anhui Province; China; Haemaphysalis longicornis ticks; Japanese spotted fever; Rickettsia japonica; Shandong Province; bacteria; blood chemistries; electron microscopy; fever; papular rash; phylogenetic analysis; rash; seroprevalence; spotted fever group Rickettsiae; tickborne infection; urinalysis; vector-borne infections.

Publication types

  • Case Reports
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Animals
  • Arachnid Vectors / microbiology*
  • China / epidemiology
  • Humans
  • Ixodidae / microbiology*
  • Male
  • Middle Aged
  • Phylogeny
  • Rickettsia / genetics
  • Rickettsia / immunology*
  • Rickettsia / isolation & purification
  • Seroepidemiologic Studies
  • Spotted Fever Group Rickettsiosis / diagnosis
  • Spotted Fever Group Rickettsiosis / epidemiology
  • Spotted Fever Group Rickettsiosis / microbiology*
  • Tick Bites