GE LOGIQ A100 Technical Publication page 177

Head Circumference (cont.)
perform
Measurement
2
2
4
t
α 100 User Manual
LOGIQ
2211157–100 Rev 0
Post–Selection: The user performs the measurement
first and then assigns the completed measurement to HC
and hence obtains the Gestational Age.
S
In this procedure the HC measurement can be
performed by any method (Two Distance, Ellipse or
Trace) and then assigned to HC by selecting the HC
item in the Measurement Menu.
S
Regardless of the method selected for Circumference
Measurement in the Installation Setup, the
Gestational Age will be calculated and displayed.
To select HC:
Select [2] in the Main Menu of the US and Australian
Versions.
Select [4] in the Main Menu of the European Version.
For details of Area Measurement, refer to the Basic
Measurement section on page 105.
OB Measurements
161