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UGI 2 B
Question | Answer |
---|---|
Why is a preliminary KUB performed? | to check for abdominal calcifications or tumor masses |
Patient prep for an UGI | NPO after midnight the night before for 8-9 hours prior, or following the evening meal. Smoking and gum chewing are discouraged. |
What is done for a constipated patient prior to an UGI? | a non gas forming laxative will be taken the day prior |
What contrast is used for an UGI? | barium sulfate suspension |
What is a biphasic exam? | done with both single and double contrast |
What can be detected on a single contrast UGI? | size, shape and position of the stomach; changing stomach contour; filling and emptying of the duodenal bulb; any abnormality of the stomach, esophagus or duodenum. |
Exaplain in order what is given to the patient for a double contrast UGI | gas crystals, thick barium, the patient rolls over a couple times to coat the stomach |
PA prone stomach IR placement | the center of the film should be halfway between the vertebral column and left lateral border and 1-2” above the lower rib margin at L1-L2. |
PA upright stomach IR placement | the center of the film should be halfway between the vertebral column and left lateral border, and 3-6” inferior to the lower rib margin L1-L2 |
Structures shown on PA stomach | contour of the barium filled stomach and duodenal bulb |
How much does the stomach move from upright to prone? | 1 ½ to 4” |
Eval for PA stomach | entire stomach and duodenal loop, stomach centered at the pylorus, no rotation, appropriate technique |
PA axial IR placement | MSP centered, IR centered to L2 (1-2” above the lower rib margin) |
CR entry for PA axial stomach | 35-45 degrees cephalad to the center of the IR |
Structures shown for PA axial stomach | better demonstration of the greater and lesser curvatures on hypersthenic patients |