GE Logiq 3 Instruction Manual

Measurement Acronyms
LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-5
Direction 5122542-100 Rev. 2
HR Heart Rate, 2D, Teicholtz bpm
HR Heart Rate for 2CH study bpm
HR Heart Rate for 4CH study bpm
HR Heart Rate for 2CH AL study bpm
HR Heart Rate for 2CH MOD study bpm
HR Heart Rate for 4CH AL study bpm
HR Heart Rate for 4CH MOD study bpm
HR Heart Rate for Bullet study bpm
HR Heart Rate for Bi-Plane MOD study bpm
HR LV Heart Rate, Dop bpm
HR Heart Rate, M-mode, Teicholtz bpm
HR Heart Rate...

Measurement Formulas
2-6LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual
Direction 5122542-100 Rev. 2
LVAd (A2C)Left Ventricular Area, Diastolic, 2CH
cm2
LVAd (A4C)Left Ventricular Area, Diastolic, 4CH
cm2
LVAd (sax)LV area, SAX, Diastolic
cm2
LVAend (d)LV Endocardial Area, SAX
cm2
LVAepi (d)LV Epicardial Area, SAX
cm2
LVAs (A4C)Left Ventricular Area, Systolic, 4CH
cm2
LVAs (sax)LV Area, SAX, Systolic
cm2
LVd MassLV Mass, Diastolic, 2D g
LVd Mass LV Mass, Diastolic, M-mode g
LVd Mass Index LV...

Measurement Acronyms
LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-7
Direction 5122542-100 Rev. 2
LVLs (Apical) Left Ventricular Length, Systolic, 2D cm
LVOT Area Left Ventricle Outflow Tract Area
cm
2
LVOT COCardiac Output by Aortic Flow l/min
LVOT Diam Left Ventricular Outflow Tract Diameter cm
LVOT max PG LVOT Peak Pressure Gradient mmHg
LVOT mean PG LVOT Mean Pressure Gradient mmHg
LVOT SI Stroke Volume Index by Aortic Flow
ml/m
2
LVOT SVStroke Volume by Aortic Flow ml
LVOT Vmax LVOT...

Measurement Formulas
2-8LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual
Direction 5122542-100 Rev. 2
MR VmaxMitral Regurg. Peak Velocity m/s
MR Vmax PISA : CW Peak Velocity m/x
MR Vmean Mitral Regurg. Mean Velocity m/s
MR VTI Mitral Regurg. Velocity Time Integral cm
MR VTI PISA : CW Velocity Time Integral cm
MV A Dur Mitral Valve A-Wave Duretion ms
MV A Velocity MV Velocity Peak A m/s
MV Acc Slope Mitral Valve Flow Acceleration
m/s
2
MV Acc TimeMitral Valve Acceleration Time ms
MV Acc/Dsc...

Measurement Acronyms
LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-9
Direction 5122542-100 Rev. 2
P Vein A Pulmonary Vein Velocity Peak A (reverse) m/s
P Vein A Dur Pulmonary Vein A-Wave Duration ms
P Vein D Pulmonary Vein End-Diastolic Peak Velocity m/s
P Vein S Pulmonary Vein Systolic Peak Velocity m/s
PAEDP Pulmonary Artery Diastolic Pressure mmHg
PE(d) Pericard Effusion, M-mode cm
PEs Pericard Effusion, 2D cm
PR max PG Pulmonic Insuf. Peak Pressure Gradient mmHg
PR mean PG Pulmonic...

Measurement Formulas
2-10LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual
Direction 5122542-100 Rev. 2
PVETPulmonic Valve Ejectin Time ms
PVPEP Pulmonic Valve Pre-Ejection Period ms
PVPEP/ET Ratio PV Pre-Ejection to Ejection Time Ratio
Qp/Qs Pulmonic-to-Systemic Flow Ratio
RA Major Right Atrium Major, 2D cm
RA Minoro Right Atrium Minor, 2D cm
RAEDV A2C Right Atrium End Diastolic Volume, Apical chamber
cm
2
RAEDV A-LRA End Diastolic Volume (A-L) ml
RAEDV MOD RA Volume Diastoric, Single Plan,...

Measurement Acronyms
LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-11
Direction 5122542-100 Rev. 2
RVOT max PG RVOT Peak Pressrure Gradient mmHg
RVOT mean PG RVOT Mean Pressure Gradient mmHg
RVOT SI LV Stroke Volume Index by Pulmonic Flow
ml/m
2
RVOT SVStroke Volume by Pulmonic Flow ml
RVOT Vmax RVOT Peak Velocity m/s
RVOT Vmean RVOT Mean Velocity m/s
RVOT VTI RVOT Velocity Time Integral cm
RVSP Right Ventricle Systolic Presure  mmHg
RVWd Right Ventricle Wall Thickness, Diastolic, M-Mode...

Measurement Formulas
2-12LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual
Direction 5122542-100 Rev. 2
SV (Teich)LV Stroke Volume, M-mode, Teicholtz ml
Systemic Diam Systemic Vein Diameter, 2D cm
Systemic Vmax Systemic Vein Peak Velocity m/s
Systemic VTI Systemic Vein Velocity Time Integral cm
TCO Tricuspid  Valve Closure to Opening ms
TR max PG Tricuspid Regurg. Peak Pressure Gradient mmHg
TR mean PG Tricuspid Regurg. Mean Pressure Gradient mmHg
TR Vmax Tricuspid Regurg. Peak Velocity m/s
TR...

Measurement Acronyms
LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-13
Direction 5122542-100 Rev. 2
%IVS Thck IVS Fractional Shortening, 2D %
%IVS Thck IVS Fractional Shortening, M-mode %
%LVPW Thck LV Posterior Wall Fractional Shortening, 2D %
%LVPW Thck LV Posterior Wall Fractional Shortening, M-mode %
Table 2-1: Cardiac Measurements
AbbreviationsDefinitionUnit
ARM_Rev_2.book  Page 13  Monday, March 15, 2010  2:19 PM 

Measurement Formulas
2-14LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual
Direction 5122542-100 Rev. 2
Measurement Formulas
Formulas–Generic 
Table 2-2: Generic Calculation Formulas
Calc 
Mnemonic
Calc NameInput MeasurementsFormula
MaxPG Maximum Pressure
Gradient two Doppler blood flow 
peak velocitiesMaxPG[mmHg]=4x|(v1^2
-v2^2)|
MeanPG Mean Pressure Gradient flow velocities from one  time marker to another 
time marker in a Doppler 
displayMeanPG[mmHg]=     
    n
4x (Vi^2)/n
     i=1
%...