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Measurement Formulas
LOGIQ 7/LOGIQ 7 Pro Advanced Reference Manual
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Direction 5116269-100 Rev. 2
LA/Ao [Generic, Dimension]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: {LA Diam}/{Ao Diam}
Needs measurement: LA Diam [Generic, Dimension], Ao Diam [Generic, Dimension]
Measured by: LA/Ao [MMLAAO]
LIMP [Mitral Valve, Aortic]
Mode: CW:PW:VRCW:VRPW
Formula: ({MCO}-{AVET})/{AVET}
Needs measurement: MCO [Mitral Valve, Aortic], AVET [Mitral Valve, Aortic]
Measured by: LIMP [AUTOCALC]
LVCI Dopp [Aortic]
Mode: PW:VRPW
Formula: ({LVOT Diam}^2*0.785*{LVOT VTI}*{HR}/60)/{BSA}
Needs measurement: LVOT Diam [Aortic], LVOT VTI [Aortic], HR [Aortic],
Measured by: LVOT Trace [SDMANTRACE]
LVCO Dopp [Aortic]
Mode: PW:VRPW
Formula: {LVOT Diam}^2*0.785*{LVOT VTI}*{HR}/60
Needs measurement: LVOT Diam [Aortic], LVOT VTI [Aortic], HR [Aortic]
Measured by: LVOT Trace [SDMANTRACE]
LVd Mass (ASE) [Generic]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: ((1.04*(({IVSd}+{LVIDd}+{LVPWd})^3-({LVIDd})^3))*0.8+0.6)/1000
Needs measurement: IVSd [Generic], LVIDd [Generic], LVPWd [Generic]
Measured by: LV Study [MMLV]
LVd Mass [Dimension]
Mode: 2D:CF:VR2D
Formula: ((1.04*(({IVSd}+{LVIDd}+{LVPWd})^3-({LVIDd})^3))-13.6)/1000
Needs measurement: IVSd [Dimension], LVIDd [Dimension], LVPWd [Dimension], LVIDd [Dimension]
Measured by: LVPWd [2DCALIPER]
LVd Mass [Generic, Dimension]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: ((1.04*(({IVSd}+{LVIDd}+{LVPWd})^3-({LVIDd})^3))-13.6)/1000
Needs measurement: IVSd [Generic, Dimension], LVPWd [Generic, Dimension], LVIDd [Generic,
Dimension]
Measured by: LV Study [MMLV], LVPWs [MMDISCALIPER]
LVd Mass A-L [Mass]
Mode: 2D:CF:VR2D
Formula: 1.05*5/6*({LVAd(sax epi)}*({LVLd(apical)}+t)-{LVAd(sax PM)}*{LVLd(apical)})/1000
where: t =sqrt({LVAd sax EPI}/3.14159)-sqrt({LVAd sax PM}/3.14159)
Needs measurement: LVAd sax EPI [Mass], LVAd sax PM [Mass], LVLd apical [Mass]
Measured by: LVMass(d) [AUTOCALC]
LVd Mass I A-L [Mass]
Mode: 2D:CF:VR2D
Formula: m/{BSA} where: m = 1.05*5/6*({LVAd(sax epi)}*({LVLd(apical)}+t)-{LVAd(sax PM)}*{LVLd(apical)})/
1000 t = sqrt({LVAd sax EPI}/3.14159)-sqrt({LVAd sax PM}/3.14159)
Needs measurement: LVAd sax EPI [Mass], LVAd sax PM [Mass], LVLd apical [Mass]
Measured by: LVMass(d) [AUTOCALC]
Table 2-11: Cardiac Calculation Formulas