10.2 Imaging of the GI Tract Flashcards

1
Q

What can be used as a contrast in imaging studies of the gut?

A

Barium

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2
Q

What is indicative of a small bowel obstruction?

A

Diameter >3cm

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3
Q

What is indicative of a large bowel obstruction?

A

Diameter >6cm

If ileocaecal valve is competent >9cm

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4
Q

Why may you not be able to see the small intestine on an AXR?

A

Transit time is rapid

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