Examined III

Immune System

{"ops":[{"insert":"Clinical Reasoning"},{"insert":"\n","attributes":{"header":1}},{"insert":"Decision 1: the provisional diagnosis"},{"insert":"\n","attributes":{"header":2}},{"insert":"Hector has presented with fever and constitutional symptoms of several weeks. Examination reveals a murmur suggestive of tricuspid regurgitation. His history is significant for past intravenous (IV) drug user. Considered together, these clinical findings are suggestive of infective endocarditis. Note that tricuspid valve involvement suggests at right-sided infective endocarditis, which is the more common type in IV drug users.\nDecision 2: the diagnostic criteria"},{"insert":"\n","attributes":{"header":2}},{"insert":"Infective endocarditis is diagnosed via the Duke criteria. First formulated in 1994, these criteria were subsequently updated in 2000. The Jones criteria are used to diagnose rheumatic fever; and the Framingham criteria are used to estimate the 10-year risk of cardiovascular disease.\nDecision 3: the empiric antibiotic to start"}]}

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