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24 Cards in this Set

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Mitral Stenosis
Pressure Half time

Normal
30-60 msec
Mitral Stenosis
Pressure Half time

Gray Area
60-90 msec
Mitral Stenosis
Pressure Half time

Mild
90-150 msec
Mitral Stenosis
Pressure Half time

Moderate
150-219 msec
Mitral Stenosis
Pressure Half time

Severe
> equal to 220 msec
Mitral Valve Area

Normal
4 to 6 cm square
Mitral Valve Area

Mild
1.5 to 2.5 cm2
Mitral Valve Area

Moderate
1.0 to 1.5 cm2
Mitral Valve Area

Severe
< 1.0 cm2
Mitral Mean pressure gradient

Mild
</equal to 5 mmHg
Mitral Mean pressure gradient

Moderate
6 to 12 mmHg
Mitral Mean pressure gradient

Severe
> 10 mmHg
MVA formula
Mitral Valve area
220÷P1/2T
Aortic Valve Area is determined the contuity formula which is
0.785(LVOT diameter)2Squared(V1)÷ V2
V1=
LVOT with PW
V2=
AV with CW
Aortic Stenosis
Maximum Inst Pressure Gradient

Mild
16 to 36 mmHg
Aortic Stenosis
Maximum Inst Pressure Gradient

Moderate
36 to 50 mmHg
Aortic Stenosis
Maximum Inst Pressure Gradient

Moderately Severe
50 to 64 mmHg
Aortic Stenosis
Maximum Inst Pressure Gradient

Severe
> 64 mmHg
MVA formula
Mitral Valve area
220÷P1/2T
Aortic Valve Area is determined the contuity formula which is
0.785(LVOT diameter)2Squared(V1)÷ V2
V1=
LVOT with PW
V2=
AV with CW