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Measurement Formulas
LOGIQ 7/LOGIQ 7 Pro Advanced Reference Manual
2
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Direction 5116269-100 Rev. 2
LVEF MOD LAX [Single Plane LAX, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: ({LVEDV MOD LAX}-{LVESV MOD LAX})/{LVEDV MOD LAX}
Needs measurement: LVEDV MOD LAX [Single Plane LAX, AutoBiplane], LVESV MOD LAX [Single Plane
LAX, AutoBiplane]
Measured by: LVESV LAX [2DVOLUMETRACE], EF SP LAX [AUTOCALC], AutoVolume
[2DAUTOVOLUME]
LVESV MOD BP [Biplane, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: biplane({LVLs A4C},{LVDisks},{LVLs A2C},{LVDisks})
Needs measurement: LVLs A4C [Biplane, AutoBiplane], LVLs A2C [Biplane, AutoBiplane]
Measured by: EF Biplane [AUTOCALC]
LVIDd Index [Dimension]
Mode: 2D:CF:VR2D
Formula: {LVIDd}/{BSA}
Needs measurement: LVIDd [Dimension],
Measured by: LVIDd [2DCALIPER]
LVIDd Index [Dimension]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: {LVIDd}/{BSA}
Needs measurement: LVIDd [Dimension]
Measured by: LVIDd [MMDISCALIPER]
LVIDs Index [Dimension]
Mode: 2D:CF:VR2D
Formula: {LVIDs}/{BSA}
Needs measurement: LVIDs [Dimension]
Measured by: LVIDs [2DCALIPER]
LVIDs Index [Dimension]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: {LVIDs}/{BSA}
Needs measurement: LVIDs [Dimension]
Measured by: LVIDs [MMDISCALIPER]
LVOT Area [Dimension]
Mode: 2D:CF:VR2D
Formula: 3.14/4*{LVOT Diam}^2
Needs measurement: LVOT Diam [Dimension]
Measured by: LVOT Diam [2DCALIPER]
LVOT Diam [Aortic]
Mode: CW:PW:VRCW:VRPW
Formula: {LVOT Diam}
Needs measurement: LVOT Diam [Aortic]
Measured by: AP Area [SDMANTRACE]
Used to calculate: AP Area
LVOT Diam [Mitral Valve]
Mode: CW:PW:VRCW:VRPW
Formula: {LVOT Diam}
Needs measurement: LVOT Diam [Mitral Valve]
Measured by: MP Area [SDMANTRACE]
Used to calculate: MP Area
Table 2-11: Cardiac Calculation Formulas