Performing Doppler trace measurements
Trace measurements depend upon the exam type and measurement tool.
Table 5-1: Doppler trace measurements
Tool
Cardiac
VMax
Manual
Trace
VTI
PGMax
PGMean
VMean
VMax
Auto
Measure
VTI
PGMax
PGMean
VMean
To perform manual trace measurements
1 On a frozen Doppler spectral trace, tap Manual Trace.
If this control is hidden, tapping More Controls displays it.
A single caliper appears.
5-6
OB/Gyn/
Arterial
Venous
VMax
VMax
PI
PI
RI
RI
SD
SD
EDV
EDV
MDV
MDV
TAV
TAV
VTI
VMax
VMax
PI
PI
RI
RI
SD
SD
EDV
EDV
MDV
MDV
TAP
TAP
VTI
Exam type
TCD/Orbital
VMax
PI
RI
SD
EDV
MDV
TAV
Gate Depth
VMax
PI
RI
SD
EDV
MDV
TAP
TAM
Gate Depth
Lung
Other
VMax
VMax
PI
RI
SD
EDV
MDV
AT
TAV
VMax
VMax
PI
RI
SD
EDV
MDV
AT
TAP
Measurements and calculations