6-16 Cardiology
Mod.Simpson
Study Items
Tools Descriptions Operations
LVLd apical
Left Ventricular Long-axis Length at End-diastole in
apical view
Distance in 2D General
Measurements
LVLs apical
Left Ventricular Long-axis Length at End-systole in
apical view
LVAd sax MV
Left Ventricular Area at Mitral Valve level at End-
diastole in Short-axis view
Area in 2D General
Measurements
LVAs sax MV
Left Ventricular Area at Mitral Valve level at End-
systole in Short-axis view
LVAd sax PM
Left Ventricular Area at Papillary Muscle level at
end-diastole in short axis view
LVAs sax PM
Left Ventricular Area at Papillary Muscle level at
end-systole in short axis view
HR Heart Rate
Obtained by ECG or input
directly
Study Results
Tools Descriptions Formulae
EDV(Mod.Simpson) End-diastolic Left Ventricular Volume *1
ESV(Mod.Simpson) End-systolic Left Ventricular Volume *2
EDV
Index(Mod.Simpson)
End-diastolic Left Ventricular Volume
Index
EDV Index=EDV/BSA
ESV
Index(Mod.Simpson)
End-systolic Left Ventricular Volume
Index
ESV Index=ESV/BSA
SV(Mod.Simpson) Stroke Volume
See table in "6.4.3.1 Left
Ventricular Function"
CO(Mod.Simpson) Cardiac Output
EF(Mod.Simpson) Ejection Fraction
SI(Mod.Simpson) SV Index
CI(Mod.Simpson) CO Index
*1 means:
⎟
⎟
⎠
⎞
⎜
⎜
⎝
⎛
×+
×+×
×=
][PM saxLVAd][ MV saxLVAd][ PM sax
LVAd2][ MV saxLVAd4
9
][apical LVLd
][
222
2
cmcmcm
cm
cm
mLEDV
*2 means:
⎟
⎟
⎠
⎞
⎜
⎜
⎝
⎛
×+
×+×
×=
][PM saxLVAs][ MV saxLVAs][ PM sax
LVAs2][ MV saxLVAs4
9
][apical LVLs
][
222
2
cmcmcm
cm
cm
mLESV