• We retrospectively screened the Bordeaux University microbial superinfection in patients who had no risk factors Hospital Vascular Infections database for patients for acute Q fever. (cdc.gov)
  • METHODS: A multicentre retrospective study was performed in 10 French centres, including patients with aortitis between January 1st, 2014 and December 31st, 2019. (bvsalud.org)
  • Regardless of the mechanism, the majority of these arterial infections were historically caused by the same organisms associated with endocarditis, such as Streptococcus viridans , Streptococcus pneumoniae , and Haemophilus influenzae . (medscape.com)
  • Streptococcus adjacens and S. defectivus are two recently individualized species of viridans streptococci. (nih.gov)
  • Cases of endocarditis caused by these bacteria exhibit much higher rates of failure, relapse and mortality than those due to other viridans streptococci. (nih.gov)
  • [ 3 ] However, with the development of antibiotics and the decline of bacterial endocarditis, both the mechanism of infection and the organisms causing aortitis changed. (medscape.com)
  • Both species were previously designated as nutritionally variant streptococci and characterized by their growth as small satellite colonies supported by 'helper' bacteria, or requiring complex media enriched with cysteine or with pyridoxal. (nih.gov)