Double Contrast (Air Contrast) Barium Enema (cont.)

Overhead
Radiographs (to be obtained by the
technologist)
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- PA view of colon to include rectum -
perpendicular central ray - 14" x 17" cassette
- 15 degree RAO view of rectosigmoid with 35 degree caudad central ray - 14" x 17"
cassette

- RPO view of colon to include splenic flexure and descending colon -
14" x 17";
cassette
- LPO view of colon to include hepatic
flexure and ascending colon - 14" x 17"
cassette

- LPO view of rectosigmoid with 35 degree cephalad central ray on 14"; x 17"
cassette

- Right lateral decubitus view of colon to include rectum on 14" x 17"
cassette
(After #6, turn patient through the prone position to obtain #7.)
- Left lateral decubitus view of colon to include rectum on 14" x 17" cassette
(Before taking this film, deflate rectal balloon, add two pumps of air to
rectum, and remove enema tip.)
- Lateral rectum with horizontal beam
(cross-table) with patient prone on 10"; x 12" cassette
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