Micro Cardio Hockey Q's

Question 1

What is the main causative organism in infective endocarditis?

What is the treatment?

Answer 1

Strep viridans

4-6 weeks
IV Benpen

+/- 2 weeks
Gentamicin

Question 2

What is the most causative organism in IVDU or valve replacement patients in infective endocarditis?

What is the treatment?

Answer 2

Staph epidermis

Flucloxicillin

Question 3

What is the pathophysiology of infective endocarditis?

Answer 3

The heart valve
Bacteria onto a pre-existing valve problem.

Normal heart valves become infected.

Bacteria grow on the collagen, change it metabolic state and become a biofilm

Decrease susceptibility to Rx.

Valve hearts HAVE no capillaries: difficult to treat.

Question 4

What are the symptoms for infective endocarditis?

Answer 4

FROM JANE

Fever
Roths spots
Oslers nodes
Murmur

Janeway lesions
Anemia
Nail haemorrhage
Emboli

Question 5

What is the criteria for diangosing infective endocarditis?

What is needed for diagnosis?

Answer 5

Duke’s criteria

2x major

OR

1x major & 3xminor

OR

5x minor

Question 6

What is the most causative organism for rheumatic fever?

What would be seen?

Answer 6

Post group A strep throat infxn

New murmur

Question 7

What is the criteria used for rheumatic fever?

Answer 7

Jones criteria

Question 8

What is the treatment for rheumatic fever?

Answer 8

Flucloxicillin