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4.3. M Mode Measurements
1. In M mode or B+M mode, press Calc, highlight MV and press SET.
2. Highlight CEAMP and press SET. Perform a standard M mode distance measurement
to measure CEAMP.
Highlight DEAMP and press SET. Perform a standard M mode distance measurement
to measure DEAMP.
Highlight CAAMP and press SET. Perform a standard M mode distance measurement
to measure CAAMP.
Highlight DESLP and press SET. Perform a standard M mode distance measurement
to measure DESLP.
Highlight EFSLP and press SET. Perform a standard M mode distance measurement
to measure EFSLP.
3. The measurement and calculation results will be displayed.
Aortic Valve (AV)
Figure 4.7: AV measurements
The following items will be measured in the AV measurement:
AOD
LAD
AVD
ET
RVOTD
AA
Aortic diameter
Left atrium diameter
Aortic valve bore diameter
Ejection time
Right ventricular outflow tract diameter
Aortic amplitude
The following items will be calculated:
Item
LA/AO
AVSV
Description
Left atrium aorta ratio
Aortic valve stroke volume
Formula
LAD/AOD
MAVO1 + MAVO2
Where MAVO1 and AA are . . .
Instructions:
1. In M mode or B+M mode, press Calc, highlight AV and press SET.
2. Highlight AOD and press SET. Perform a standard M mode distance measurement to
measure AOD.
3. Highlight LAD and press SET. Perform a standard M mode distance measurement to
measure LAD.
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