Diagnostic criterion for infective endocarditis include all except
Positive echocardiogram
Positive blood culture
Raised ESR
Positive Rheumatoid factor
Ref Harrison 19 th ed pg 820 Many studies that are not diagnostic--i.e., complete blood count, creatinine determination, liver function tests, chest radi- ography, and electrocardiography--are impoant in the management of patients with endocarditis. The erythrocyte sedimentation rate, C-reactive protein level, and circulating immune complex titer are commonly increased in endocarditis
General anatomy