GE LOGIQ 7 Basic User Manual page 433

Gestational Sac
LOGIQ 7 Basic User Manual
Direction 2392206-100 Rev. 1
To calculate the gestational sac, you make three distance
measurements in two scan planes. To display two scan planes,
press the L or R key. Get an image in each scan plane and
press Freeze.
1. Select GS; an active caliper displays.
a. To position the active caliper at the start point, move the
Trackball.
b. To fix the start point, press Set.
The system fixes the first caliper and displays a second
active caliper.
c. To position the second active caliper at the end point,
move the Trackball.
A dotted line connects the measurement points.
d. To complete the measurement, press Set.
The system displays the distance value in the Results
Window and displays an active caliper.
2. To make the second and third distance measurement,
repeat steps a–d.
After you complete the third distance measurement, the
system displays the gestational sac measurement in the
Results Window.
OB Measurements and Calculations
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