8.5 Endocarditis

Question 1

What is the major cause of endocarditis?

Answer 1

Usually bacterial

Question 2

What is the most common bacterial cause of endocarditis?

Answer 2

Strep Viridans - subacute endocarditis

Question 3

What is the most common cause of endocarditis in IV drug users?

Answer 3

S. aureus

Question 4

What is the main valve affected by S. aureus?

Answer 4

Triscuspid - acute endocarditis

Question 5

What is the main cause of endocarditis in prosthetic valves?

Answer 5

S. epidermidis

Question 6

What is the main cause of endocarditis in patients with colorectal carcinoma?

Answer 6

Strep bovis

Question 7

What does endocarditis with negative blood cultures indicate?

Answer 7

HACEK organisms

Question 8

Nonbacterial Thrombotic Endocarditis

Answer 8

Usually on mitral valve in a hypercoaguable state

Question 9

Libman-Sacks Endocarditis

Answer 9

Have vegetations on the top and underside of the mitral valve which will result in mitral regurgitation

Question 10

What is Libman-Sacks Endocarditis associated with?

Answer 10

SLE (Lupus)