Causes of Blood Culture-Negative Endocarditis
Prior antibiotic therapy (at least 50%) Slow-growing organisms (some members of the HACEK* group) Mould endocarditis (e.g. Aspergillus species) Infective endocarditis due to Coxiella burnetii or Bartonella species Thrombotic, non-infected (marantic) endocarditis (e.g. systemic lupus erythematosus or cancer) |