Infective Endocarditis Flashcards
What does this image represent?
Olsen nodes and Janeway lesions
What does this image represent?
Aortic valve vegetation during diastole and systole
What doe we see with this image?
AV vegetation
What does this image represent?
AV vegetation doppler
1. Acute AI from the apex
2. Acute AI from abdominal aorta
What does this image represent?
Mitral vegetations during diastole and systole
What does this image represent?
MV vegetations
What does this image represent?
SBE on MV - quantify MR
What does this image represent?
Abscesses
What does this image represent?
AV endocarditis > MV > Perforation AML
What does this image represent?
MV/AV aneurysm in TEE
One reason why TTE has 40-80% sensitivity is because of what?
Shadowing
What is an embolus?
An unattached mass that travels through the bloodstream and is capable of creating blockages
What is an SOE?
Source of emboli: the source from which embolus originates
SOE is a common request to do what?
An echo
Emboli travel through the vascular system ending up where? 2
- Lungs (Pulmonary embolus/PE)
- Brain (stroke/TIA)
What is endocarditis?
A microbial infection which enters the bloodstream, typically confined to the endothelial lining of a valve, which may cause tissue destruction, and/or paravalvular abscess formation
How is a diagnosis for endocarditis made?
From a combination of clinical symptoms and positive blood cultures
What is a acute infections that causes endocarditis?
Staphylococcus aureus
What is a subacute infection that results in endocarditis? 3
- Streptococcus viridans
- Enterococci
- Much more
What are symptoms of infective endocarditis? 4
- CHF symptoms
- Flu like symptoms
- Chest pain
- Continuous murmur
What are signs of infective endocarditis? 5
- Fever unknown origins
- Blood cultures
- Underlying heart disease
- Stroke
- Pulmonary embolism
What is the clinical triad of infective endocarditis? 3
- Blood cultures
- Fever
- New murmur
Subacute bacterial endocarditis (SBE) is most commonly triggered by what infection?
Streptoccocus viridans
Subacute bacterial endocarditis usually affects what?
Previously diseased valves
What are the clinical signs for subacute bacterial endocarditis?
Sign’s of peripheral embolization
What are signs of peripheral embolization? 4
- Nail clubbing
- Roth’s spots
- Osler’s nodes
- Janeway lesions
Jorn
In terms of non-bacterial endocarditis, how thrombotic in nature are they?
Thrombotic in nature
What is non-bacterial endocarditis caused by? 2
- Cancers (maranitic endocarditis)
- Systemic diseases: Systemic lupis erythematosus