On Call Radiology - common radiology findings on call and in the Emergency Room and during the nightshift

Chapter: Abdomen (Read entire chapter)

Subchapter: Obstruction

Diagnosis: Bowel obstruction - overview

Dilated small bowel (> 3cm)
Dilated large bowel (> 5cm)
Air fluid levels on upright view
No air in distal colon/rectum (if prolonged û can still be seen in early phase)
Look for free intraabdominal air (perforation)!

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