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EB > Doppler > Flashcards

Doppler Flashcards

1
Q

PHT

A

0.29 * Deceleration Time

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2
Q

Mitral Valve area by PHT

A

Valve Area = 220 / PHT

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3
Q

PISA

A

Isovelocity area * aliasing are = ERO * regurgitant velocity

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4
Q

Dimensionless Index

A

TVI or Peak Velocities

Ratio Severe AS

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5
Q

Continuity Equation

A

AVA = [(LVOT Diameter)^2 * 0.785 * TVI LVOT ] / TVI MV

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6
Q

Stroke Volume

A

LVOT Diameter ^2 * 0.785 * LVOT TVI

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7
Q

CO

A

= SV * HR

Normal CO = 4 to 7 L/min

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EB (5 decks)

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