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GE Logiq 3 Instruction Manual

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$Page 117 Measurement Formulas LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-41 Direction 5122542-100 Rev. 2 MP Area [Mitral Valve] Mode: CW:PW:VRCW:VRPW Formula: {LVOT Diam}^2*0.7 85*({LVOT VTI}/{MP VTI}) Needs measurement: LVOT Diam [Mitral Valve], LVOT VTI [Mitral Valve], MP VTI [Mitral Valve] Measured by: MP Area [SDMANTRACE] MR ERO [PISA] Mode: CF:CW:PW:VRCW:VRPW Formula: {MR Flow}/{MR Vmax} Needs measurement: MR Flow [PISA], MR Vmax [PISA] Measured by: MR Trace [AUTOCALC] MR RV [PISA] Mode:...$

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$Page 118 Measurement Formulas 2-42LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual Direction 5122542-100 Rev. 2 MV SV [Mitral Valve] Mode: CW:PW:VRCW:VRPW Formula: {MV Ann Diam}^2*0.785*{MV VTI} Needs measurement: MV Ann Diam [Mit ral Valve], MV VTI [Mitral Valve] Measured by: MV Trace [SDMANTRACE] MVA (VTI) [Mitral Valve] Mode: 2D:CW:PW:VRCW:VRPW Formula: 3.14/4*{LVOT Diam }^2*{LVOT VTI}/{MV VTI} Needs measurement: LVOT Diam [Mitral Valve], LVOT VTI [Mitral Valve], MV VTI [Mitral Valve] Measured by:...$

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$Page 119 Measurement Formulas LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-43 Direction 5122542-100 Rev. 2 Pulmonic SV [Shunts, Congenital Heart] Mode: CW:PW:VRCW:VRPW Formula: 3.14159/4*{Pulmoni c Diam}^2*{Pulmonic VTI} Needs measurement: Pulmonic Diam [Shunts, Congenital Heart], Pulmonic VTI [Shunts, Congenital Heart] Measured by: Pulmonic VTI [SDMANTRACE], Pulmonic VTI [SDMANTRACE] Used to calculate: Pulmonic CO PV A/MV A Dur [Pulmonary Vein] Mode: PW:VRPW Formula: {P Vein A Dur}/{MV A...$

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$Page 120 Measurement Formulas 2-44LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual Direction 5122542-100 Rev. 2 PV SI [Pulmonic, Valvular PS] Mode: CW:PW:VRCW:VRPW Formula: ({PV Ann Diam}^2*0.785*{PV VTI})/{BSA} Needs measurement: PV Ann Diam [Pulmonic, Valvular PS], PV VTI [Pulmonic, Valvular PS] Measured by: PV Trace [SDMANTRACE] PV SV [Pulmonic, Valvular PS] Mode: CW:PW:VRCW:VRPW Formula: {PV Ann Diam}^2*0.785*{PV VTI} Needs measurement: PV Ann Diam [P ulmonic, Valvular PS], PV VTI [Pulmonic,...$

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$Page 121 Measurement Formulas LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-45 Direction 5122542-100 Rev. 2 RVOT CI [Pulmonic, Valvular PS] Mode: PW:VRPW Formula: (({RVOT Diam}^2*0. 785*{RVOT VTI})*{HR}/60)/{BSA} Needs measurement: RVOT Diam [Pulmonic, Valvular PS], RVOT VTI [Pulmonic, Valvular PS], HR [Pulmonic, Valvular PS], Measured by: RVOT Trace [SDMANTRACE] RVOT CO [Pulmonic, Valvular PS] Mode: PW:VRPW Formula: ({RVOT Diam}^2*0.785*{RVOT VTI})*{HR}/60 Needs measurement: RVOT Diam...$

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$Page 124 Measurement Formulas 2-48LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual Direction 5122542-100 Rev. 2 SI(Teich) [Generic] Mode: MM:CM:AMM:CAMM:VRMM Formula: (dv-sv)/{BSA} where: sv = 7/(2.4+{MM/LVIDs})*{MM/LVIDs}^3 dv = 7/(2.4+{LVIDd})*{LVIDd}^3 Needs measurement: LVIDd [Generic], LVIDd [Generic], LVIDs [Generic] Measured by: LV Study [MMLV] SV A-L A2C [Biplane, Single Plane A2C, AutoBiplane] Mode: 2D:CF:VR2D Formula: {LVEDV A-L A2C}-{LVESV A-L A2C} Needs measurement: LVEDV A-L A2C...$

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$Page 126 Measurement Formulas 2-50LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual Direction 5122542-100 Rev. 2 SV(MOD) [Generic] Mode: 2D:CF:VR2D Formula: {EDV(MOD)}-{ESV(MOD)} Needs measurement: EDV(MOD) [Generic], ESV(MOD) [Generic] Measured by: EF Volume [AUTOCALC] SV(Teich) [Dimension, Cube/Teicholz] Mode: 2D:CF:VR2D Formula: d-s where: s = 7/(2.4 +{2D/LVIDs})*{2D/LVIDs}^3 d = 7/ (2.4+{LVIDd})*{LVIDd}^3 Needs measurement: LVIDd [Dimension, Cube/Teicholz], LVIDs [Dimension, Cube/Teicholz]...$

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							Measurement Formulas
LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-45
Direction 5122542-100 Rev. 2
RVOT CI [Pulmonic, Valvular PS]
Mode: PW:VRPW
Formula: (({RVOT Diam}^2*0. 785*{RVOT VTI})*{HR}/60)/{BSA}
Needs measurement: RVOT Diam [Pulmonic, Valvular PS], RVOT VTI 
[Pulmonic, Valvular PS], HR  [Pulmonic, Valvular PS],
Measured by: RVOT Trace [SDMANTRACE]
RVOT CO [Pulmonic, Valvular PS]
Mode: PW:VRPW
Formula: ({RVOT Diam}^2*0.785*{RVOT VTI})*{HR}/60
Needs measurement: RVOT Diam [Pulmonic, Valvular PS], RVOT VTI 
[Pulmonic, Valvular PS], HR  [Pulmonic, Valvular PS]
Measured by: RVOT Trace [SDMANTRACE]
RVOT SI [Pulmonic, Valvular PS]
Mode: PW:VRPW
Formula: ({RVOT Diam}^2*0.785*{RVOT VTI})/{BSA}
Needs measurement: RVOT Diam [Pulmonic, Valvular PS], RVOT VTI 
[Pulmonic, Valvular PS],
Measured by: RVOT Trace [SDMANTRACE]
RVOT SV [Pulmonic, Valvular PS]
Mode: PW:VRPW
Formula: {RVOT Diam}^2*0.785*{RVOT VTI}
Needs measurement: RVOT Diam [Pulmonic, Valvular PS], RVOT VTI 
[Pulmonic, Valvular PS]
Measured by: RVOT Trace [SDMANTRACE]
RVPEP/ET [Pulmonic]
Mode: CW:PW:VRCW:VRPW
Formula: {RVPEP}/{RVET}
Needs measurement: RVPEP [P ulmonic], RVET [Pulmonic]
Measured by: RVET [SDTIMECALIPER]
RVPEP/ET [Time]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: {RVPEP}/{RVET}
Needs measurement: RVPEP [Time], RVET [Time]
Measured by: RVET [MMTIMECALIPER]
RVSP [Tricuspid Valve]
Mode: CW:PW:VRCW:VRPW
Formula: {TR maxPG}+{RAP}
Needs measurement: TR maxPG [Tricuspid Valve], RAP [Tricuspid Valve]
Measured by: TR Vmax [AUTOCALC]
SI A-L A2C [Biplane, Single Plane A2C, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: ({LVEDV A-L A2C}-{LVESV A-L A2C})/{BSA}
Needs measurement: LVEDV A-L A2C [Biplane, Single Plane A2C, 
AutoBiplane], LVESV A-L A2C [Biplane,
Single Plane A2C, AutoBiplane]
Measured by: EF SP A2C [AUTOCALC], LVESV A2C 
[2DVOLUMETRACE], A2C [2DAUTOVOLUME]
Table 2-10: Cardiac Calculation Formulas
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							Measurement Formulas
2-46LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual
Direction 5122542-100 Rev. 2
SI A-L A4C [Biplane, Single Plane A4C, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: ({LVEDV A-L A4C}-{LVESV A-L A4C})/{BSA}
Needs measurement: LVEDV A-L A4C [Biplane, Single Plane A4C, 
AutoBiplane], LVESV A-L A4C [Biplane, Single Plane A4C, AutoBiplane]
Measured by: EF SP A4C [AUTOCALC], LVESV A4C 
[2DVOLUMETRACE], A4C [2DAUTOVOLUME]
SI A-L LAX [Single Plane LAX, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: ({LVEDV A-L LAX}-{LVESV A-L LAX})/{BSA}
Needs measurement: LVEDV A-L LAX [Single Plane LAX, AutoBiplane], 
LVESV A-L LAX [Single Plane LAX, AutoBiplane]
Measured by: LVESV LAX [2DVOLUMETRACE], EF SP LAX 
[AUTOCALC], AutoVolume [2DAUTOVOLUME]
SI Biplane [Biplane, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: d = biplane({LVLd A4C} ,{LVDisks},{LVLd A2C},{LVDisks})
Needs measurement: LVLd A4C [Biplane, AutoBiplane], LVLd A2C 
[Biplane, AutoBiplane], LVLs A4C [Biplane, AutoBiplane], LVLs A2C 
[Biplane, AutoBiplane]
Measured by: EF Biplane [AUTOCALC]
SI bp el [Biplane Ellipse]
Mode: 2D:CF:VR2D
Formula: (d-s)/{BSA} where: s = (8/(3*3.14159))*{LVAs(A4C)}*{LVAs(sax 
MV)}/{2D/LVIDs} 
d = (8/(3*3.14159))*{LVAd A4C}*{LVAd (sax MV)}/{LVIDd}
Needs measurement: LVAd A4C [Biplane  Ellipse], LVAd (sax MV) [Biplane 
Ellipse], LVIDd [Biplane Ellipse], LVAs  A4C [Biplane Ellipse], LVAs sax MV 
[Biplane Ellipse], LVIDs [Biplane Ellipse]
Measured by: LVEF BP-EL [AUTOCALC]
SI bullet [Bullet]
Mode: 2D:CF:VR2D
Formula: (d-s)/{BSA} where: s =5/6*{LVAs(sax)}*{LVLs(apical)} d = 5/
6*{LVAd sax)}*{LVLd apical}
Needs measurement: LVAd sax) [Bulle t], LVLd apical [Bullet], LVLs apical 
[Bullet],
Measured by: LVEF Bullet [AUTOCALC]
SI MOD A2C [Biplane, Single Plane A2C, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: ({LVEDV MOD A2C}-{LVESV MOD A2C})/{BSA}
Needs measurement: LVEDV MOD A2C [Biplane, Single Plane A2C, 
AutoBiplane], LVESV MOD A2C [Biplane, Single Plane A2C, AutoBiplane]
Measured by: EF SP A2C [AUTOCALC], LVESV A2C 
[2DVOLUMETRACE], A2C [2DAUTOVOLUME]
SI MOD A4C [Biplane, Single Plane A4C, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: ({LVEDV MOD A4C}-{LVESV MOD A4C})/{BSA}
Needs measurement: LVEDV MOD A4C [Biplane, Single Plane A4C, 
AutoBiplane], LVESV MOD A4C [Biplane, Single Plane A4C, AutoBiplane]
Measured by: EF SP A4C [AUTOCALC], LVESV A4C 
[2DVOLUMETRACE], A4C [2DAUTOVOLUME]
Table 2-10: Cardiac Calculation Formulas
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							Measurement Formulas
LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-47
Direction 5122542-100 Rev. 2
SI MOD LAX [Single Plane LAX, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: ({LVEDV MOD LAX}-{LVESV MOD LAX})/{BSA}
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]
SI mod sim [Modified Simpson]
Mode: 2D:CF:VR2D
Formula: d-s/{BSA} where: s = ({ LVLs(apical)}/9)*((4*{LVAs(sax 
MV)})+(2*{LVAs(sax PM)})+sqrt({LVAs(saxMV)}*{LVAs(sax PM)})) d = 
({LVLd apical}/9)*((4*{LVAd (sax MV)})+(2*{LVAd sax PM})+sqrt({LVAd 
(saxMV)}*{LVAd sax PM}))
Needs measurement: LVLd apical [Mod ified Simpson], LVAd (sax MV) 
[Modified Simpson], LVAd sax PM [Modified Simpson], LVLs apical 
[Modified Simpson], LVAs sax MV [Modified Simpson], LVAs sax PM 
[Modified Simpson]
Measured by: EF mod sim [AUTOCALC]
SI(A-L) [Generic]
Mode: 2D:CF:VR2D
Formula: ({EDV(A-L)}-{ESV(A-L)})/{BSA}
Needs measurement: ESV(A-L) [Generic]
Measured by: EF Volume [AUTOCALC]
SI(Cube) [Dimension, Cube/Teicholz]
Mode: 2D:CF:VR2D
Formula: (d-s)/{BSA} where: s = {2D/LVIDs}^3 d = {LVIDd}^3
Needs measurement: LVIDd [Dimension, Cube/Teicholz], LVIDs 
[Dimension, Cube/Teicholz]
Measured by: LVs [2DLV], LVIDs [2DCALIPER], EF(Cube) [AUTOCALC]
SI(Cube) [Generic]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: (dv-sv)/{BSA} where: sv = {MM/LVIDs}^3 dv = {LVIDd}^3
Needs measurement: LVIDd  [Generic], LVIDs [Generic],
Measured by: LV Study [MMLV]
SI(MOD) [Generic]
Mode: 2D:CF:VR2D
Formula: ({EDV(MOD)}-{ESV(MOD)})/{BSA}
Needs measurement: EDV(MOD)  [Generic], ESV(MOD) [Generic]
Measured by: EF Volume [AUTOCALC]
SI(Teich) [Dimension, Cube/Teicholz]
Mode: 2D:CF:VR2D
Formula: (d-s)/{BSA} s = 7/(2.4+{2D/LVIDs})*{2D/LVIDs}^3 d = 7/
(2.4+{LVIDd})*{LVIDd}^3
Needs measurement: LVIDd [Dimension, Cube/Teicholz], LVIDs 
[Dimension, Cube/Teicholz]
Measured by: LVs [2DLV], LVIDs [2DCALIPER], EF(Cube) [AUTOCALC]
Table 2-10: Cardiac Calculation Formulas
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							Measurement Formulas
2-48LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual
Direction 5122542-100 Rev. 2
SI(Teich) [Generic]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: (dv-sv)/{BSA} where: sv = 7/(2.4+{MM/LVIDs})*{MM/LVIDs}^3 dv 
= 7/(2.4+{LVIDd})*{LVIDd}^3
Needs measurement: LVIDd [Generic], LVIDd [Generic], LVIDs [Generic]
Measured by: LV Study [MMLV]
SV A-L A2C [Biplane, Single Plane A2C, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: {LVEDV A-L A2C}-{LVESV A-L A2C}
Needs measurement: LVEDV A-L A2C [Biplane, Single Plane A2C, 
AutoBiplane], LVESV A-L A2C [Bipl ane, Single Plane A2C, AutoBiplane]
Measured by: EF SP A2C [AUTOCALC], LVESV A2C 
[2DVOLUMETRACE], A2C [2DAUTOVOLUME]
SV A-L A4C [Biplane, Single Plane A4C, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: {LVEDV A-L A4C}-{LVESV A-L A4C}
Needs measurement: LVEDV A-L A4C [Biplane, Single Plane A4C, 
AutoBiplane], LVESV A-L A4C [Bipl ane, Single Plane A4C, AutoBiplane]
Measured by: EF SP A4C [AUTOCALC], LVESV A4C 
[2DVOLUMETRACE], A4C [2DAUTOVOLUME]
SV A-L LAX [Single Plane LAX, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: {LVEDV A-L LAX}-{LVESV A-L LAX}
Needs measurement: LVEDV A-L LAX [Single Plane LAX, AutoBiplane], 
LVESV A-L LAX [Single Plane LAX, AutoBiplane]
Measured by: LVESV LAX [2DVOLUMETRACE], EF SP LAX 
[AUTOCALC], AutoVolume [2DAUTOVOLUME]
SV Biplane [Biplane, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: d = biplane({LVLd A4C} ,{LVDisks},{LVLd A2C},{LVDisks})
Needs measurement: LVLd A4C [Biplane, AutoBiplane], LVLd A2C 
[Biplane, AutoBiplane], LVLs A4C [Biplane, AutoBiplane], LVLs A2C 
[Biplane, AutoBiplane]
Measured by: EF Biplane [AUTOCALC]
SV bp el [Biplane Ellipse]
Mode: 2D:CF:VR2D
Formula: d = (8/(3*3.14159))*{LVAd A4C}*{LVAd (sax MV)}/{LVIDd}
Needs measurement: LVAd A4C [Biplane  Ellipse], LVAd (sax MV) [Biplane 
Ellipse], LVIDd [Biplane Ellipse], LVAs  A4C [Biplane Ellipse], LVAs sax MV 
[Biplane Ellipse], LVIDs [Biplane Ellipse]
Measured by: LVEF BP-EL [AUTOCALC]
SV bullet [Bullet]
Mode: 2D:CF:VR2D
Formula: d-s where: s =5/6*{LVAs(sax)}*{LVLs(apical)} d = 5/6*{LVAd 
sax)}*{LVLd apical}
Needs measurement: LVAd sax) [Bulle t], LVLd apical [Bullet], LVLs apical 
[Bullet]
Measured by: LVEF Bullet [AUTOCALC]
Table 2-10: Cardiac Calculation Formulas
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							Measurement Formulas
LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-49
Direction 5122542-100 Rev. 2
SV MOD A2C [Biplane, Single Plane A2C, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: {LVEDV MOD A2C}-{LVESV MOD A2C}
Needs measurement: LVEDV MOD A2C [Biplane, Single Plane A2C, 
AutoBiplane], LVESV MOD A2C [Biplane, Single Plane A2C, AutoBiplane]
Measured by: EF SP A2C [AUTOCALC], LVESV A2C 
[2DVOLUMETRACE], A2C [2DAUTOVOLUME]
SV MOD A4C [Biplane, Single Plane A4C, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: {LVEDV MOD A4C}-{LVESV MOD A4C}
Needs measurement: LVEDV MOD A4C [Biplane, Single Plane A4C, 
AutoBiplane], LVESV MOD A4C [Biplane, Single Plane A4C, AutoBiplane]
Measured by: EF SP A4C [AUTOCALC], LVESV A4C 
[2DVOLUMETRACE], A4C [2DAUTOVOLUME]
SV MOD LAX [Single Plane LAX, AutoBiplane]
Mode: 2D:CF:VR2D
Formula: {LVEDV MOD LAX}-{LVESV 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]
SV mod sim [Modified Simpson]
Mode: 2D:CF:VR2D
Formula: ({LVLd apical}/9)*((4*{L VAd (sax MV)})+(2*{LVAd sax 
PM})+sqrt({LVAd (sax MV)}*{LVAd sax PM}))
Needs measurement: LVLd apical [Mod ified Simpson], LVAd (sax MV) 
[Modified Simpson], LVAd sax PM [Modified Simpson], LVLs apical 
[Modified Simpson], LVAs sax MV [Modified Simpson], LVAs sax PM 
[Modified Simpson]
Measured by: EF mod sim [AUTOCALC]
SV(A-L) [Generic]
Mode: 2D:CF:VR2D
Formula: {EDV(A-L)}-{ESV(A-L)}
Needs measurement: ESV(A-L) [Generic]
Measured by: EF Volume [AUTOCALC]
SV(Cube) [Dimension, Cube/Teicholz]
Mode: 2D:CF:VR2D
Formula: d-s where: s = {2D/LVIDs}^3 d = {LVIDd}^3
Needs measurement: LVIDd [Dimension, Cube/Teicholz], LVIDs 
[Dimension, Cube/Teicholz]
Measured by: LVs [2DLV], LVIDs [2DCALIPER], EF(Cube) [AUTOCALC]
SV(Cube) [Generic, Dimension]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: dv-sv where: sv =  {MM/LVIDs}^3 dv = {LVIDd}^3
Needs measurement: LVIDd [Generic , Dimension], LVIDs [Generic, 
Dimension]
Measured by: LV Study [MMLV], LVIDs [MMDISCALIPER]
Table 2-10: Cardiac Calculation Formulas
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							Measurement Formulas
2-50LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual
Direction 5122542-100 Rev. 2
SV(MOD) [Generic]
Mode: 2D:CF:VR2D
Formula: {EDV(MOD)}-{ESV(MOD)}
Needs measurement: EDV(MOD) [Generic], ESV(MOD) [Generic]
Measured by: EF Volume [AUTOCALC]
SV(Teich) [Dimension, Cube/Teicholz]
Mode: 2D:CF:VR2D
Formula: d-s where: s = 7/(2.4 +{2D/LVIDs})*{2D/LVIDs}^3 d = 7/
(2.4+{LVIDd})*{LVIDd}^3
Needs measurement: LVIDd [Dimension, Cube/Teicholz], LVIDs 
[Dimension, Cube/Teicholz]
Measured by: LVs [2DLV], LVIDs [2DCALIPER], EF(Cube) [AUTOCALC]
SV(Teich) [Generic, Dimension]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: dv-sv where: sv = 7/(2.4 +{MM/LVIDs})*{MM/LVIDs}^3 dv = 7/
(2.4+{LVIDd})*{LVIDd}^3
Needs measurement: LVIDd [Generic , Dimension], LVIDs [Generic, 
Dimension]
Measured by: LV Study [MMLV], LVIDs [MMDISCALIPER]
Systemic CO [Shunts, Congenital Heart]
Mode: CW:PW:VRCW:VRPW
Formula: {Systemic SV}*{Systemic HR}/60
Needs measurement: Systemic SV [S hunts, Congenital Heart], Systemic 
HR [Shunts, Congenital Heart]
Measured by: Systemic VTI [SDMANTRACE]
Systemic SV [Shunts, Congenital Heart]
Mode: CW:PW:VRCW:VRPW
Formula: 3.14159/4*{Systemi c Diam}^2*{Systemic VTI}
Needs measurement: Syst emic Diam [Shunts, Congenital Heart], Systemic 
VTI [Shunts, Congenital Heart]
Measured by: Systemic VTI [SDMANTRACE], Systemic VTI 
[SDMANTRACE]
Used to calculate: Systemic CO
TR ERO [PISA]
Mode: CF:CW:PW:VRCW:VRPW
Formula: {TR Flow}/{TR Vmax}
Needs measurement: TR Flow [PISA], TR Vmax [PISA]
Measured by: TR Trace [AUTOCALC]
TR RV [PISA]
Mode: CF:CW:PW:VRCW:VRPW
Formula: {TR Flow}/{TR Vmax}*{TR VTI}
Needs measurement: TR Flow [PISA], TR Vmax [PISA], TR VTI [PISA]
Measured by: TR Trace [AUTOCALC]
TV AccT/DecT [Tricuspid Valve]
Mode: CW:PW:VRCW:VRPW
Formula: {TV AccT}/{TV Dec Time}
Needs measurement: TV AccT [Tricuspid  Valve], TV Dec Time [Tricuspid 
Va l v e ]
Measured by: TV AccT [SDCALIPER]
Table 2-10: Cardiac Calculation Formulas
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							Measurement Formulas
LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 2-51
Direction 5122542-100 Rev. 2
TV Area [Dimension]
Mode: 2D:CF:VR2D
Formula: 3.14/4*{TV Ann Diam}^2
Needs measurement: TV Ann Diam [Dimension]
Measured by: TV Ann Diam [2DCALIPER]
TV CI [Tricuspid Valve]
Mode: CW:PW:VRCW:VRPW
Formula: (({TV Ann Diam}^2*0.785*{TV VTI})*{HR}/60)/{BSA}
Needs measurement: TV Ann Diam [Tri cuspid Valve], TV VTI [Tricuspid 
Valve], HR [Tricuspid Valve]
Measured by: TV Trace [SDMANTRACE]
TV CO [Tricuspid Valve]
Mode: CW:PW:VRCW:VRPW
Formula: ({TV Ann Diam}^ 2*0.785*{TV VTI})*{HR}/60
Needs measurement: TV Ann Diam [Tri cuspid Valve], TV VTI [Tricuspid 
Valve], HR [Tricuspid Valve]
Measured by: TV Trace [SDMANTRACE]
TV E/A Ratio [Tricuspid Valve]
Mode: CW:PW:VRCW:VRPW
Formula: {TV E Vel}/{TV A Vel}
Needs measurement: TV E Vel [Tricuspid Valve], TV A Vel [Tricuspid 
Va l v e ]
Measured by: TV A Vel [SDPTCALIPER]
TV SI [Tricuspid Valve]
Mode: CW:PW:VRCW:VRPW
Formula: ({TV Ann Diam }^2*0.785*{TV VTI})/{BSA}
Needs measurement: TV Ann Diam [Tri cuspid Valve], TV VTI [Tricuspid 
Va l v e ]
Measured by: TV Trace [SDMANTRACE]
TV SV [Tricuspid Valve]
Mode: CW:PW:VRCW:VRPW
Formula: {TV Ann Diam}^2*0.785*{TV VTI}
Needs measurement: TV Ann Diam [Tri cuspid Valve], TV VTI [Tricuspid 
Va l v e ]
Measured by: TV Trace [SDMANTRACE]
TVA (Vmax) [Tricuspid Valve]
Mode: 2D:CW:PW:VRCW:VRPW
Formula: 3.14/4*{RVOT Diam}^2*{RVOT Vmax}/{TV Vmax}
Needs measurement: RVOT Diam [Tricuspid Valve], RVOT Vmax 
[Tricuspid Valve], TV Vmax [Tricuspid Valve]
Measured by: TV Vmax [AUTOCALC]
TVA (Vmax) [Tricuspid Valve]
Mode: 2D:CW:PW:VRCW:VRPW
Formula: 3.14/4*{RVOT Diam}^2*{RVOT Vmax}/{TV Vmax}
Needs measurement: RVOT Diam [Tricuspid Valve], RVOT Vmax 
[Tricuspid Valve], TV Vmax [Tricuspid Valve]
Measured by: TV Trace [AUTOCALC]
Table 2-10: Cardiac Calculation Formulas
ARM_Rev_2.book  Page 51  Monday, March 15, 2010  2:19 PM

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							Measurement Formulas
2-52LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual
Direction 5122542-100 Rev. 2
TVA (VTI) [Tricuspid Valve]
Mode: 2D:CW:PW:VRCW:VRPW
Formula: 3.14/4*{RVOT Diam}^2*{RVOT VTI}/{TV VTI}
Needs measurement: RVOT Diam [Tricuspid Valve], RVOT VTI [Tricuspid 
Valve], TV VTI [Tricuspid Valve]
Measured by: TV Trace [AUTOCALC]
Vcf mean [Dimension]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: ({LVIDd}-{LVIDs})/({LVIDd}*{LVET})
Needs measurement: LVIDd [Dimension], LVIDs [Dimension], LVET 
[Dimension]
Measured by: Vcf [MMTIMECALIPER]
Vcf mn (corr) [Dimension]
Mode: MM:CM:AMM:CAMM:VRMM
Formula: ({LVIDd}-{LVIDs})/({LVIDd}*({LVET}/sqrt({Time})))
Needs measurement: LVIDd [Dimension], LVIDs [Dimension], LVET 
[Dimension], Time [Dimension]
Measured by: Vcf [MMTIMECALIPER]
Table 2-10: Cardiac Calculation Formulas
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							LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual 3-1
Direction 5122542-100 Rev. 2
Chapter 3
OB Tables
Reference for Obstetric Measurement Tables.
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							OB Tables
3-2LOGIQ 3 Expert/LOGIQ 3 Pro/LOGIQ 3 Advanced Reference Manual
Direction 5122542-100 Rev. 2
OB Tables
ASUM  
  
Table 3-1: AC: ASUM, Deler (Fetal Age)
Unit: AC (mm); Age (Days); 2SD (Days)
ACAge2SDACAge2SDACAge2SDACAge2SD
377
252
259
266
273
280
n/a18
18
20
20
20
——
Table 3-2: BPD: ASUM, Aust
 NZ, Obstet Gynaecol 1989: 29:26 (Fetal Age)
Unit: BPD (mm); Age (Week); 2SD (Week - * signifies No Data)
BPDAge2SDBPDAge2SDBPDAge2SDBPDAge2SD
98
225
228
231
234
237
240
244
247
251
255
259
264
270
276
284
292
301
n/a18
18
19
0
0
0
0
0
0
0
0
0
0
0
0
0
0
——
ARM_Rev_2.book  Page 2  Monday, March 15, 2010  2:19 PM

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