Ob Calculations - FujiFilm SonoSite M-Turbo User Manual

To trace IMT manually
In manually tracing IMT, the user defines the
location.
1 On a frozen 2D image, press the
2 From the calculations menu, select a
measurement name.
3 Select Edit on‐screen, and then select Manual,
and then select Sketch.
A single caliper appears, and Trace appears
next to the measurement.
4 Do the following for the desired
adventitia‐media boundary and then for the
lumen‐intima boundary:
a Position the caliper at the beginning of the
boundary, and press the
b Using the touchpad, mark points by
moving the caliper to the next desired
point and pressing the
To make a correction, select Undo
on‐screen or press the
delete the last segment.
c Press the key to complete the trace line.
SET
Save the calculation. (See "To save a
5
calculation" on page 51.)
To sketch IMT
The IMT sketch measurement involves two
user‐defined sketch lines that you can adjust
manually.
1 On a frozen 2D image, press the
2 From the calculations menu, select a
measurement name.
3 Select Edit on‐screen, and then select Manual.
A single caliper appears on‐screen, and Sketch
appears next to the measurement.
4 Do the following for the desired
adventitia‐media boundary and then for the
lumen‐intima boundary:
key
CALCS
key.
SELECT
key.
SELECT
key to
BACKSPACE
key
CALCS
a Position the caliper at the beginning of the
boundary and press the
b Using the touchpad, mark points by
moving the caliper to the next desired
point and pressing the
To make a correction, select Undo
on‐screen or press the
delete the last segment.
c Press the key to complete the trace line.
SET
d If necessary, adjust or edit the
measurement. See "IMT tool options" on
page 68.
e Save the calculation. (See "To save a
calculation" on page 51.)

OB calculations

EFW is calculated only after appropriate
measurements are completed. If any one of these
parameters results in an EDD greater than what
the OB calculation tables provide, the EFW is not
displayed.
WARNING: Make sure that you have selected
the OB exam type and the OB
author for the OB calculation table
you intend to use. See
System-Defined OB Measurements
and Table Authors"
To avoid incorrect obstetrics
calculations, verify with a local clock
and calendar that the system's date
and time settings are correct before
each use of the system. The system
does not automatically adjust for
daylight savings time changes.
Chapter 4: Measurements and Calculations
key.
SELECT
key.
SELECT
key to
BACKSPACE
"Results from
on page 70.
69