Valvular Regurgitation Flashcards
1
Q
What two abnormalities cause Type 1 regurgitation (Normal leaflet motion)
A
- Dilated annulus
- Perforation (hole within the heart)
2
Q
What two abnormalities cause Type 2 regurgitation (Excessive leaflet motion)
A
- Prolapse
- Flail
3
Q
What two abnormalities cause Type 3 regurgitation (Restricted leaflet motion)
A
- Thickening/fusion
- LA/LV dilation
4
Q
What does EROA stand for?
A
Effective regurgitant orifice area
5
Q
What does PISA stand for?
A
Proximal isovelocity surface area