Chison Q9 - Page 111

Q9 Digital Color Doppler Ultrasound System
105
<<Items to be calculated>>
6. AV
<<Items to be measured>>
ENDOS
Endocardium of posterior wall of
left ventricular at systole
Refer to distance measurement
in
M mode
EPIS
Epicardium at systole
Refer to distance measurement in
M mode
Calc. item name
Description [Unit]
Calc. formula
IVSd
interventricular septum at end
diastole[mm]
LVIDd
Left ventricular short
-
axis
diameter at end diastole [mm]
LVIDs
Left ventricular short
-
axis
diameter at end systole [mm]
LVPWd
Left ventricular posterior wall
thickness at end diastole [mm]
EDV
End
-
diastolic left ventricular
volume [mL]
EDV = 7.0 / (2.4 + LVIDd) *
LVIDd * LVIDd * LVIDd
ESV
End
-
systolic left ventricular
volume [mL]
ESV = 7.0 / (2.4 + LVIDs) *
LVIDs * LVIDs * LVIDs
SV
Stroke volume [mL]
EDV
-
ESV
CO
Cardiac output [L/min]
SV x HR /1000
CI
Cardiac index
CO/BSA
EF
Ejection fraction [no unit]
SV / EDV
FS
Fractional shortening [no unit]
(LVIDd
-
LVIDs)/LVIDd
Meas. item name
Description [Unit]
Meas. Method
AOD
Aorta diameter at diastole[mm]
Refer to distance measurement in
M mode
LAS
Posterior interventricular septum
distance at end diastole[mm]
Refer to distance measurement in
M mode
AVO
AVO[mm]
Refer to distance measurement in
M mode
LVET
Left ventricular ejection time[s]
Refer to time measurement in M
mode
PEP
Pre
-
ejection period[s]
Refer to time measurement in
M