Surgery - valve replacement Flashcards
1
Q
Man-made valves
- eg - ?-?-? or bileaflet valves
- they are ?, but ? thus require anti-? with ?
- generally can hear valve ? from end of bed
A
ball-in-cage durable thrombogenic coag warfarin click
2
Q
Tissue valves
- ? (human) or ? (generally from ?)
- ? not needed, but more prone to ? failure
- ? are more resistant to degeneration, so are preferred in ? patients to avoid long term anti-coag
A
homographs xenographs pigs anti coag degenerative homographs younger
3
Q
? of a valve rare but devastating - with risk lowest for ? valves
A
infection
homograft
