THE ORDER OF PROCEDURE
STOMACH, RIGHT ANTERIOR OBLIQUE
Structure best shown. Stomach and C-loop of duodenum. A profile image of
the duodenum bulb.
Remove artifacts. All clothing removed, excluding underpants. Remove
jewelry in area of interest.
Technical Factors: 10 x 12 in.
LM: Corresponding side.
(24 x 30 cm), (LW), Bucky.
Patient/Part position: Recumbent with the body partially rotated into RAO
position, provide pillow for head.
a. From a prone position rotate 45 degrees with right anterior body against the
film holder or table.
b. Right arm down; left arm flexed at elbow and by the patient's head.
c. Flex left knee if recumbent.
d. Align mid-oblique thorax to center of table with top of cassette 2 inches above
level of acromion process.
CR: Perpendicular to the film holder. Average body type CR midway between
spinous process and lateral border of abdomen to the center of the cassette.
SID: 40-44" to the bucky.
Shielding: Place lead shield over patient's pelvic region to shield gonads.
Respiration: Suspended expiration.
Figure 2-8. Positioning for stomach and duodenum, right anterior oblique.