Infectious Diseases

Duke Criteria for Infective Endocarditis

Diagnoses infective endocarditis using clinical, microbiologic, and echocardiographic criteria

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Input Parameters

Positive blood cultures (typical IE organism in 2+ cultures, OR persistent bacteremia)

Positive echocardiogram (vegetation, abscess, prosthetic dehiscence, or new valvular regurgitation)

Predisposing heart condition or IVDU

Fever ≥ 38°C

Vascular phenomena (arterial emboli, septic pulmonary emboli, mycotic aneurysm, Janeway lesions)

Immunologic phenomena (GN, Osler nodes, Roth spots, rheumatoid factor)

Microbiologic evidence not meeting major criterion (single positive culture for less typical organism)

Clinical Note (Optional)

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