SUGGESTED STARTING TECHNIQUE
HOLDER
*CM
KVP*
MAS**
SID
GRID
CONE
Cassette
18-22
90
20
40"
8:1
Film
coverage
*Measure through abdomen over 12th rib.
HIGH KILOVOLTAGE TECHNIQUE
HOLDER
CM
KVP*
MAS**
SID
GRID
CONE
Cassette
18-22
110-125
10
40"
8:1
Film
coverage
Figure 2-17. Radiograph and diagram of the large bowel, PA or AP
with single contrast.
(d)
CR. Align to center of the film.
(e)
Precaution. Suspended respiration.
(f) Post-evacuation radiograph. After exposure, the patient is allowed
to evacuate the enema. A post-evacuation PA projection is usually done using the
same procedure as for the pre-evacuation PA.
MD0959
2-27