Advanced Cardiac Calculations
LOGIQ 500 Advanced Reference Manual
2276614–100 Rev. 0
4–85
M-Mode Analysis – Aortic Valve (M-AV)
B
A
C
F
E
D
G
K
H
Q
Figure 4–73. M-AV Measurements
Calc Mnemonic
Calc Name
Input Measurements
Formula
AOd
Aortic Root Dimension,
Diastole
one distance
A-B
AOd=d1[cm or mm]
ALSs
Aortic Valve Leaflet
Seperation, Systole
one distance
E-F
ALSs=d1[cm or mm]
LADs
Left Atrium Dimension,
Systole
one distance
C-D
LADs=d1[cm or mm]
RVOTs
Right Ventricular Outflow
Tract Diameter at Systole
one distance
G-H
RVOTs=d1[cm or mm]
LVPEP
Left Ventricle Pre-Ejection
Period
one time interval
Q-I
LVPEP=t1[msec or sec]
LVET
Left Ventricle Ejection
Time
one time interval
I-K
LVET=t1[msec or sec]
HR
Heart Rate (beats/minute)
one 2 beat time interval
HR[BPM]=120 [sec]/ 2
beat time [sec]
LA/AO
LADs/AOd Ratio
two distances
(LADs & AOd)
LA/AO[%]=LADs/AOd x
100
PEP/ET
Left Ventricle Systole Time
Interval Ratio
two distances
(LVPEP & LVET)
PEP/ET[%]=
(LVPEP/LVET) x 100
Table 4–21. Aortic Valve (M-AV)
Summary of Contents for Logiq 500
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