Endocarditis Flashcards
Definition:
Infection of the endocardial surface, heart valves, mural endocardium or a septal defect
Epidemiology:
a
Etiology:
a
Pathophysiology:
a
Clinical presentation:
Fever, heart murmurs, pethechiae,
Fever by Staphylococcus aureus infeccion:
a
Fever by
Low grade and intermittent
Heart murmurs
a
Subungual hemorrhages:
Splinter hemorrhages
Tender subcutaneous nodules on the distal pads of the digits:
Osler nodes
Nontender maculae on the palms and soles:
Janeway lesions
Retinal hemorrhages with small clear centers:
Roth spots
Lab tests:
a
Radiological tests:
a
Criteria combine the clinical, microbiologic, pathologic, and echocardiographic characteristics
Duke diagnostic criteria
Definitive diagnosis with the Duke diagnostic criteria:
2M;
1M + 3m;
5m
2 blood cultures (+):
Major blood culture criteria
Echocardiogram with an oscillating intracardiac mass on a valve or on supporting structures, in the path of regurgitant jets, or on implanted material:
Major echocardiographic criteria
Predisposing heart condition or intravenous drug use:
Minor criteria
Vascular phenomenons:
a
Major criteria:
Blood cultures and echocardiographic criteria
Blood cultures persistently (+), from cultures drawn +12h apart:
Major blood culture criteria
3+ separate blood cultures drawn at least 1h apart:
Major blood culture criteria
Myocardial abscess:
Major echocardiographic criteria
Partial dehiscence of a prosthetic valve:
Major echocardiographic criteria
New-onset valvular regurgitation:
Major echocardiographic criteria
Fever of 38°C or higher:
Minor criteria
Vascular phenomenon:
Minor criteria
Immunologic phenomenon:
Minor criteria
Positive blood culture results not meeting major criteria or serologic evidence of active infection with an organism consistent with IE:
Minor criteria
Echocardiogram results consistent with IE but not meeting major echocardiographic criteria:
Minor criteria
Types of Vascular phenomenons:
a
Types of Immunologic phenomenons:
a
