11 Infective Endocarditis Infective Endocarditis Use Modified Duke Criteria in patient suspected for IE or patients with:Prolonged fever (Fever of Unknown Origin)Fever and vascular phenomena (stroke, limb ischemia, physical findings of septic emboli)Persistently positive blood cultures (2 or more).Prosthetic valves who are febrile.Injection drug users who are febrile.A pre-disposing heart condition who are febrile.Fever with a recent history of hospitalization. The IE Mortality Risk Score can help risk stratify patients’ 6 month outcome once IE is confirmed. Referencehttps://www.mdcalc.com/duke-criteria-infective-endocarditis