REVIEW TEST
define endocarditis - CORRECT ANSWERS-infection of inner surface of heart
2 locations of endocarditis - CORRECT ANSWERS-heart valves, septal defects
endocarditis is common in what persons (3) - CORRECT ANSWERS-elderly, persons
with prosthetic heart valve, injection drug users
in most patients what two valves are affected by endocarditis why? - CORRECT
ANSWERS-mitral and aortic valves, left side heart valves (high pressure)
in injection drug users what two valves are usually affected by endocarditis - CORRECT
ANSWERS-tricuspid and pulmonary valves
What disease could increase susceptibility of endocarditis? - CORRECT ANSWERS-
congenital heart disease, rheumatic heart disease, degenerative cardiac lesions
pathogenesis endocarditis (9 steps) - CORRECT ANSWERS-trauma>turbulent blood>
deposition of platelets and fibrin>nonbacterial thrombotic endocarditis;
bacteremia>adherence to nonbacterial thrombotic endocarditis>colonization>fibrin
platelet deposition>infected vegetation
what is nonbacterial thrombotic endocarditis? - CORRECT ANSWERS-turbulent blood
flow results in deposition of platelets and fibrin BUT NO INFECTION
what three organisms are most likely to cause endocarditis? - CORRECT ANSWERS-S.
Aureus, enteroccocus, viridan strep (Gram (+) cocci)
where is endocarditis due to mitral insufficiency - CORRECT ANSWERS-atrial side of
mitral valve
KEY CLINICAL SIGN of endocarditis - CORRECT ANSWERS-patient ALWAYS has
bactaremia
where is endocarditis due to aortic insufficiency usually found - CORRECT ANSWERS-
ventric ventricular side of aortic valve
Where is vegetation located relative to the position of the valve? - CORRECT
ANSWERS-vegetation located along the line of closure of valve leaflet
What can endocarditis cause in the kidneys - CORRECT ANSWERS-abscess