Measurements from quizlet

= EDV - ESV

SV (Systolic Function)

= (SV/EDV) · 100%

EF%

= 0.785 · d²

CSA

= SV · HR

CO

CSA₁ · VTI₁ = CSA₂ · VTI₂

Continuity Equation

∆P = 4(v₂² - v₁²)

Bernoullis Equation

∆P = 4(v₂²)

Simplified Bernoullis Equation

= VTI(LVOT) / VTI(AV)

DSI

55%

nl EF

= 25 - 45%

nl Fractional Shortening

= 0.7 - 1.2 m/s

nl MV Doppler E-wave

< 0.7 m/s

nl RV inflow

= 1.8 - 2.4 cm

nl LVOT d

= 70 - 100 cc

nl SV of LVOT

< 2 m/s

nl Aortic v

2 cm²

nl AVA

= 2.4 - 4.2 L/min/m²

nl Cardiac Index

= CO/BSA

Cardiac Index

= 4 - 8 L/min

nl CO

= 4 - 6 cm²

nl MV area

= 1.8 - 2 cm²

nl VTI(LVOT)

= 7 - 13 cm²

nl MV inflow

= 1.0 - 2.0 (MV)

nl MV E/A ratio

≤ 1.3 m/s

nl MV peak v

< 5 mm

nl RV wall dimension

< 35 mm

nl RV mid level dimension

< 56 mm

nl LV diastolic dimension

= 16 - 36 mmHg

AV PIG CRITERIA: Mild AS

= 36 - 50 mmHg

AV PIG CRITERIA: Moderate AS

50 mmHg

AV PIG CRITERIA: Severe AS

2.0 cm²

AVA CRITERIA: nl

(ACC/AHA)

= 1.5 cm²

AVA CRITERIA: Mild AS

(ACC/AHA)

= 1.0 - 1.5 cm²

AVA CRITERIA: Moderate AS

(ACC/AHA)

< 1.0 cm²

AVA CRITERIA: Severe AS

(ACC/AHA)

< 2.0 m/s

AV VELOCITIES CRITERIA: nl

< 3.0 m/s

AV VELOCITIES CRITERIA: Mild AS

= 3.0 - 4.0 m/s

AV VELOCITIES CRITERIA: Moderate AS

4.0 m/s

AV VELOCITIES CRITERIA: Severe AS

< 0.25

DSI: Severe AS

~ 10 mmHg

nl LA pressure

= systolic BP - 4(max v of MR)²

LAP

= ERO (cm²) · TVI of MR (cm)

Regurgitant Volume of MR (cc)

< 20 cc

MV Regurgitant Volume CRITERIA: Mild

= 40 - 60 cc

MV Regurgitant Volume CRITERIA: Moderate

60 cc

MV Regurgitant Volume CRITERIA: Severe

= [SV(regurg) / SV(total)] · 100%

RF%

= 20 - 30%

RF% MR CRITERIA: Mild MR

= 30 - 50%

RF% MR CRITERIA: Moderate MR

50%

RF% MR CRITERIA: Severe MR

= SV(total) - SV(foward)

SV(regurg)

= CSA(leaky valve) x VTI(leaky valve)

SV(total)

= CSA(other valve) x VTI(other valve)

SV(foward)

= 4(PI EDV)² + RAP

PAEDP mmHg

= 4 - 12 mmHg

nl PAEDP

IVC size: nl

Collapsability > 50%

RAP w/ IVC CRITERIA: 5 mmHg

IVC size: nl

Collapsability < 50%

RAP w/ IVC CRITERIA: 10 mmHg

IVC size: Dilated

Collapsability > 50%

RAP w/ IVC CRITERIA: 15 mmHg

IVC size: Dilated

Collapsability < 50%

RAP w/ IVC CRITERIA: 20 mmHg

= 1.5 - 2.5 cm

nl IVC dimension

< 35 mmHg

nl systolic RAP

= 4 - 12 mmHg

nl diastolic RAP

35 mmHg

PAP CRITERIA: PHTN

< 30 mL

AV Regurgitant Volume CRITERIA: Grade I

= 30 - 44 mL

AV Regurgitant Volume CRITERIA: Grade II

= 45 - 59 mL

AV Regurgitant Volume CRITERIA: Grade III

≥ 60 mL

AV Regurgitant Volume CRITERIA: Grade IV

= Diastolic BP - 4(ED v of AI)²

LVEDP

= 2 - 12 mmHg

nl LV pressure

= 2 - 12 mmHg

nl LA pressure

= 4(ED v of PI)² + RAP

PAEDP

=4(v of TR)² + RAP

RVSP

< 30 mmHg

RVSP CRITERIA: nl

≥ 35 mmHg

RVSP CRITERIA: PHTN

≥ 70 mmHg

RVSP CRITERIA: Severe PHTN

= 5 - 8 cm²

TVA CRITERIA: nl

< 2 cm²

TVA CRITERIA: Severe TS

= 190/PHT

TVA

< 2 mmHg

TV ∆P CRITERIA: Mild

= 2 - 5 mmHg

TV ∆P CRITERIA: Moderate

6 mmHg

TV ∆P CRITERIA: Severe

= 3 (1-5) mmHg

Mean RAP

= 25 (15 - 30) mmHg

RV peak systolic pressure

= 15 (9 - 19) mmHg

Mean PA pressure

= 9 (4 - 12) mmHg

PA end diastolic pressure

= 80 - 0.5 · accel time

MPAP (w/ RVOT accel time)

= (PASP + 2PAEDP) / 3

MPAP (w/ PA pressure)

= 4(max v of PI)²

MPAP (w/ PI)

< 30 mmHg

PASP CRITERIA: nl

≥ 30 mmHg

PASP CRITERIA: PHTN

≥ 50 mmHg

PASP CRITERIA: Moderate PHTN

≥ 70 mmHg

PASP CRITERIA: Severe PHTN