Three Cases of Tickborne Francisella tularensis Infection, Austria, 2022

Emerg Infect Dis. 2023 Nov;29(11):2349-2352. doi: 10.3201/eid2911.230460.

Abstract

Tularemia is increasing in Austria. We report Francisella tularensis subspecies holarctica isolated from 3 patients who had been bitten by arthropods. Next-generation sequencing showed substantial isolate similarity. Clinicians should consider bloodstream F. tularensis infections for patients with signs/symptoms of ulceroglandular tularemia, and surveillance of potential vectors should be intensified.

Keywords: Austria; Europe; Francisella tularensis; arthropod; bloodstream infection; parasites; re-emerging disease; tick bites; tickborne disease; tularemia; vector-borne infections.

MeSH terms

  • Austria / epidemiology
  • Bites and Stings*
  • Francisella tularensis* / genetics
  • Humans
  • Tularemia* / diagnosis
  • Tularemia* / epidemiology