Advanced Cardiac Calculations
LOGIQ 500 Advanced Reference Manual
2276614–100 Rev. 0
4–77
B-Mode Analysis – Parasternal Short Axis (PSAX-AV)
AOd
RVOTd
PADd
DIASTOLE
AOs
PADs
LADMLs
SYSTOLE
Figure 4–65. PSAX–AV Measurements
Calc Mnemonic
Calc Name
Input Measurements
Formula
AOd
Aortic Root
Dimension, Diastole
one distance
AOd=d1[cm or mm]
PADd
Pulmonary Artery Diame-
ter, Diastole
one distance
PADd=d1[cm or mm]
RVOTd
Right Ventricular Outflow
Tract Diameter, Diastole
one distance
RVOTd=d1[cm or mm]
AOs
Aortic Root Dimension at
Systole
one distance
AOs=d1[cm or mm]
PADs
Pulmonary Artery Diame-
ter at Systole
one distance
PADs=d1[cm or mm]
LADML
Left Atrium Medial-Lateral
Diameter at Systole
one distance
LADML=d1[cm or mm]
RVOTs
Right Ventricle Outflow
Tract Diameter at Systole
one distance
RVOTs=d1 [cm or mm]
RVOTA
Right Ventricle Outflow
Tract Area at Systole
one distance
RVOTA [cm
2
]=
(
π
/4)x(RVOTs)
2
PAAs
Pulmonary Artery Area at
Systole
one distance (PADs)
PAAs[cm
2
]= (
π
/4)x(PADs)
2
AAs
Aortic Area at Systole
one distance (AOs)
AAs[cm
2
]= (
π
/4)x(AOs)
2
HR
Heart Rate (beats/minute)
one 2 beat time interval
HR[BPM]=120 [sec]/ 2
beat time [sec]
Table 4–13. Parasternal Short Axis - Aortic Valve (PSAX-AV)
Summary of Contents for Logiq 500
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