Infective Endocarditis Flashcards Preview

Jamie Cardiovascular Pathology > Infective Endocarditis > Flashcards

Flashcards in Infective Endocarditis Deck (15):
1

What is infective endocarditis?

An infection of the endocardium (inner layer of heart)

2

What 3 areas of the heart can infective endocarditis affect?

Heart valves
Interventricular septum
Chordae tendinae

3

What are 2 cardiac predispositions for infective endocarditis?

Rheumatic heart disease
Valvular heart diseases

4

What are 3 non-cardiac predispositions for infective endocarditis?

Diabetes
AIDS
Meningitis

5

What are 4 lifestyle risk factors for infective endocarditis?

Injected drug use
Alcohol
Pet exposure
Old age

6

What are 4 signs of infective endocarditis?

Fever
Weight loss
Headache
Musculoskeletal pain

7

What are 3 signs of infective endocarditis on examination?

Murmur
Splinter haemorrhages
Vasculitic rash

8

What 4 blood tests can be done to help identify infective endocarditis?

FBC
CRP (C-reactive protein)
ESR (erythrocyte sedimentation rate)
Blood cultures

9

What are 3 scans that can be done to help identify infective endocarditis?

ECG
CXR
ECHO

10

What are the 3 types of bacteria you would expect to find on a blood culture if the patient had infective endocarditis?

Staphylococci (staph aureus)
Streptococci
Enterococci

11

If a blood culture is positive for bacteria involved in infective endocarditis what treatment is given if it is affecting Native Valves? (2)

Gentamicin and amoxycillin

12

If a blood culture is positive for bacteria involved in infective endocarditis what treatment is given if it is affecting Native Valves AND Sepsis? (2)

Gentamicin and Vancomycin (intravenously)

13

If a blood culture is positive for bacteria involved in infective endocarditis what treatment is given if it is affecting Prosthetic Valves? (3)

Gentamicin, Vancomycin (intravenously) and Rifapicin

14

What are 4 complications of infective endocarditis that can be indications for surgery?

Heart failure
Fistula formation
Leaflet perforation
Uncontrolled infection
Abscess formation
AV heart block
Embolism
Prosthetic valve dysfunction

15

What treatment should be given to highest risk infective endocarditis patients?

Antibiotic prophylaxis