*presence, location and size of vegetation. *valve dysfunction. *valve dysfun impact on LV size and systolic func. *other comp (PE...)
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15
IE results from _______ or _______ infection of the endocardial surface of the heart, including valves.
bacterial or fungal
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what is the treatment for IE and for how long and prevention.
Vancomyocin or ampicillin for 4-6weeks of high dose IV antibiotic therapy.
after complete therapy, pt should be educated on dental hygiene, prophylaxis need.
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15
Infective Endo is defined as a localized infection anywhere on the _________.
Endocardium.
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Echo Parameter consistent with risk vegetation size
a) <7mm = _____% complication
b) >11mm = _____% complication
a) <10%
b) >50%
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what are some IE complications.
*embolization (left: stroke, ischemia, renal failure, right: PE or pneumonia)
* Leaflet perforation, flail * acute regurge *tamponade *HF
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How do we diagnose IE. explain steps
Dukes Criteria: Clinical, Labs and echo findings
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these two imaging modalities show promise for the evaluation for IE
MRI and CT
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thief
Give points!
5
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25
rocket
Go to first place!
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shark
Other team loses 15 points!
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thief
Give points!
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15
What are the Risk Factors for IE
*Prosthetic Valve *recent Hx of invasive procedure (25%) *IV abuse
*structural or congenital heart disease
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15
____ valve has 3 times more involvement in an emoblic event.
Mitral valve
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________ is associated with significant morbidity and mortality (20-25%) and if left untreated 100% mortality rate.
IE
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Pathogenesis of IE. (what needs to happen for IE to occur)
1. Endocardial surface injury 2. Platelet-fibrin-thrombus formation at site of injury
3. Bacterial entry in circulation 4. bacterial adherence to wall
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What are clinial ways to identify IE?
Clinical course (acute or subacute)
Host substrate (native valve)
Specific infecting Microorganism
