8 Questions
Which imaging study is used to visualize the stomach?
Barium meal
Which part of the gastrointestinal tract is visualized using a barium enema?
Colon & rectum
Which imaging study is used to visualize the small intestine, including the duodenum, jejunum, & ileum?
Barium follow through
What type of contrast material is used in barium examinations of the gastrointestinal tract?
Barium sulfate
What is the defining characteristic of an extraluminal lesion in barium examinations?
Arises from outside + compresses the bowel
What is the feature of a diverticulum in barium examinations of the gastrointestinal tract?
Saccular out pouching connected to the bowel lumen usually fills with barium
What is the purpose of a barium swallow examination?
To visualize the pharynx & esophagus using barium sulfate
What does an ulceration represent in barium examinations of the gastrointestinal tract?
Injury of the mucosal surface which becomes visible when the crater is filled with barium
Study Notes
Imaging Studies for Gastrointestinal Tract
- Upper GI series is used to visualize the stomach.
- Barium enema is used to visualize the colon and rectum.
- Small bowel series is used to visualize the small intestine, including the duodenum, jejunum, and ileum.
- Barium sulfate is used as a contrast material in barium examinations of the gastrointestinal tract.
- An extraluminal lesion is defined as a lesion that compresses or displaces the gastrointestinal tract from outside.
- A diverticulum is a pouch-like structure that protrudes from the gastrointestinal tract.
- The purpose of a barium swallow examination is to evaluate the pharynx and esophagus.
- An ulceration represents a mucosal defect or a breach in the gastrointestinal tract lining.
Test your knowledge of medical imaging procedures with this quiz on barium swallow, barium meal, barium follow through, and barium enema. Explore the specific regions of the body each procedure focuses on, from the pharynx and esophagus to the small intestine, and the large intestine.
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