1. Imaging the GI Tract: Plain Film
Anteroposterior View
of the Abdomen With
Patient Standing
Look for the location of the gas
bubble in the stomach
How do we know the patient
is standing?

2. Air bubble in fundus
of stomach
Liver outline
T12
Vertebrae L1

3. What Else Can We See on a Plain Film?
Gas!
air in stomach
air in transverse
colon

4. Barium Contrast Study Of The Esophagus
Vertebral column
A lateral view of the
upper GI tract
following a barium
swallow
This image
demonstrates
normal anatomy of
the esophagus
Esophagus
Phrenic Ampulla
(only seen
radiologically)
Diaphragm
Stomach

5. Barium Contrast Study of the Stomach
fundus
lesser curvature
duodenal cap
pylorus
pyloric antrum
peristalsis in action!
rugae
greater
curvature
duodenum

6. More of the Same... rugae gallbladder duodenum gas bubble in
stomach fundus
jejunum
greater curvature
body

7. Now Let's Start From the Other End splenic flexure A barium enema
hepatic flexure
haustra
ascending colon
transverse colon
sigmoid colon
descending
colon
rectum

8. A Double Contrast Study
The bowel is distended with air, and a small volume of barium is used to coat the mucosa
How has the patient
been positioned?

9. Celiac Trunk Arteriogram
hepatic a.
splenic artery
left gastric a.
right gastric a.
left gastro-
omental artery
celiac trunk
gastroduodenal a.
catheter

10. Superior Mesenteric Arteriogram
middle colic a.
right colic a.
superior
mesenteric a.
arteries to
jejunum
ileocolic a.
arteries to ileum
catheter

11. Inferior Mesenteric Arteriogram
renal pelvis
inferior
mesenteric a.
superior rectal a.
left colic a.
catheter
sigmoid arteries
lead shield

12. Percutaneous Transhepatic Cholangiography
Water-soluble contrast material is injected directly into the liver via a fine needle introduced through the skin
gallbladder

13. More of the Same
contrast in fundus of
gallbladder

14. Postoperative Cholangiogram
Water-soluble contrast was injected into the biliary system via a tube left in place following removal of the gallbladder (cholecystectomy)
right hepatic duct
left hepatic duct
common hepatic duct
common bile duct
pancreatic duct
duodenum

15. A-P View of the Lumbar Spine
How many lumbar
vertebrae are there? 1
What are the main
regional characteristics
of these vertebrae? 2
Large bodies 3
No ribs 4
Stout transverse
processes 5

16. 12th rib
12th thoracic
vertebra
body of L1
superior articular
process of L2
transverse
process of L2
pedicles
of L3
inferior articular
process of L4
spine of L5
lumbosacral joint

17. Lateral View of the Lumbar Spine pedicle of L2 body of L2
inferior articular
process of L4
superior articular
process of L5
lumbosacral joint
sacrum