Mitral Valves Flashcards
Which MV leaflet has larger surface area but occupies only 1/3 of annulus?
Anterior
Whi regards to MV segments, which one is medial and which is lateral?
Medial= 3 Lateral = 1
Which MV leaflet has smaller surface area but occupies 2/3 of the annulus?
Posterior leaflet
What to look for opinion cath tracings for MS?
At diastole, LAP»LVP
What valve area, mean gradient, and systolic PAP defines moderate MS?
MVA: 1-1.5cm
Mean grad : 5-10
PAP: 30-50
What stage of MS is asymptomatic, MVA150ms, severe LAE?
C
What stage of MS is symptomatic, MVA150ms, severe LAE?
D
What does it mean when opening snap in MS is early?
MS is severe
If a pt with MS develops Pulm HTN, what is their median survival in years?
<3 y
Besides MV replacement, what is a surgery for MS?
Mitral commissurotomy
Wilkins score for MS gives 4 points to each of the following:
- leaflet thickening
- leaflet calcification
- leaflet mobility
- subvalvular thickening
What MVA is considered severe MS?
<1.5cm
According to 2014 guidelines, if a pt has Progressive MS (MVA>1.5cm, PHT<150ms) but has sxs with no other cause, what is best next step?
See if PCWP >25 with exercise, and if so, you can do PMBC (IIb)
What ERO and Regurgitant Volume define severe MR?
ERO> 40
RVol> 60
With normal LA and LV, can MR be severe?
No