esophagus and stomach Flashcards
(45 cards)
enteroclysis
injection of nutrient or medical liquid into bowel
right lateral UGI demonstrates
right retrogastric space, duodenal loop and duodinojejunal juction
structures shown on ap oblique UGI
fundus (barium filled)
structures shown on pa oblique ugi image
best image of pyloric canal and duodenal bulb deudenal loop
PA/AP small bowel projection demonstrates
small intestine progressively filling until barium reaches ileocecal valve
single UGI demonstrates
filling of stomach and visualization of rugae
what UGI exam evaluates
distal esophagus stomach some or all of small intestine
evaluation criteria for oblique esophagus projection
esophagus between vertebrae and heart
how is pt positioned when hiatal hernia is suspected
head of table lowered 25-30 degrees
degree of obliquity for esophagus
35-40
where is body of stomach located
midway between xiphoid and lower margin of ribs
why barium tablet is used
evaluate degree fo lumen narrowing w esophagus
2 general procedures routinely done to examine stomach
single contrast double contrast
2 positions pt is radiographed in for small bowel series
supine or prone
patient prep for barium swallow esophagus
no prep
difference between single contrast exam and double contrast exam
single-just barium double bairum and air
IR must be positioned to include
stomach
which oblique is preferred for barium swallow and why its preferred
RAO Shows esophagus without superimpositon
general position pt is in for esophagus radiographs
recumbent
position used to demonstrate esophageal varices
upright
pt postition for the lateral esophagus
arms out in front of them mcp centered to ir
how barium is administered to pt for barium swallow
drank through straw
how to demonstrate entire esophagus full fo barium on a radiograph
make exposure while swallowing
what swallowing dysfunction study is done for (why)
ecaluvates swallowing of patient due to stroke, trauma
