5 Configure the AV by Age Threshold
Use this procedure to configure the system for dose checking by AV (Alert Value) Checking by
Age Threshold. You must have one user assigned to a group with the Dose Administrator role to
confirm dose check settings.
AV (Alert Value) Checking by Age Threshold allows the user to set AV values for adult and
pediatric age ranges.
AV (Alert Value) is based on the following criteria:
•
Age value in
Patient Information
.
•
If no age value is present, the system defaults to the higher age range.
NOTE:
During protocol management, the AV (Alert Value) under
Age Threshold
is always
used if prescribed.
1. From the image monitor, click .
2. From the
Mode
menu, click
Access Controls
, then
Dose Check Management
.
3. From the
Dose Check Management
window, in the
AV (Alert Value) Checking
area, select
Age Threshold
and enter the patient’s age.
Illustration 2: AV (Alert Value) Checking by Age Threshold “On”
4. Enter a value for
CTDI
vol
Alert (mGy)
and/or
DLP (mGy-cm)
.
Revolution CT User Manual
Direction 5480385-1EN, Revision 1
Chapter 7 Dose Check
145
