Chison ECO 2 - Normal Measurement in M, B;M Mode

ECO 2 Ultrasound Diagnostic System
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Meas. Menu
Submenu
Unit
Meas. Method/
Meas. Formula
Comment
LVIDd
cm
Refer to M distance Meas.
Left Ventricular
Diameter at diastole
LVIDs
cm
Refer to M distance Meas.
Left Ventricular
Diameter at systole
LVPWd
cm
Refer to M distance Meas.
Left Ventricular Posterior
Wall at diastole
IVSs
cm
Refer to M distance Meas.
Interventricular Septal
Thickness at Systole
LVPWs
cm
Refer to M distance Meas.
Left Ventricular Posterior
Wall at Systole
EDV
ml
EDV ＝
7.0/(2.4+LVIDd)×LVIDd3
Left Ventricular Volume
at end diastole
ESV
ml
ESV ＝
7.0/(2.4+LVIDs)×LVIDs3
Left Ventricular Volume
at end Systole
SV
ml
SV＝|EDV-ESV|
Stroke Volume
SI
SI＝SV/BSA
Stroke Volume,
BSA: Body Surface
Area, it calculated by
input the height and
weight.
EF
%
EF＝SV/EDV×100
Ejection Fraction
FS
%
FS ＝
(LVIDd-LVIDs)/LVIDd×100
Contraction Fraction
CO
L/min
CO＝SV×HR/1000
Cardiac Output
CI
CI＝CO/BSA
ECG Index,
BSA: Body Surface
Area, it calculated by
input the height and
weight.
LVMW
LVMW ＝
1.04×[(IVSd+LVIDd+LVPW
d)3-LVIDd3]-13.6
LVMWI
LVMWI＝LVMW/BSA
BSA: Body Surface
Area, it calculated by
input the height and
weight.