Abdominal X-Ray Signs of Small Bowel Obstruction

Small bowel obstruction on abdominal radiograph shows dilated loops (>3 cm), central abdominal position, and valvulae conniventes. Differentiate from large bowel by peripheral haustral folds.

• Teaching article from Radiology Masterclass focused on imaging interpretation.
• Describes radiographic signs: dilated small bowel, valvulae conniventes, and absent rectal gas.
• Limitation: concise online tutorial; no patient data or diagnostic performance metrics provided.

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