Abdominal Distension and Pain

55 year-old male presents 3 days with abdominal distension and pain.  He reports no bowel movement since the surgery. 

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  55y/o male presents 3 days with abdominal distension and pain.  He reports no bowel movement since the surgery.  You place the curvilinear probe on his abdomen and see dilated loops of bowel (see video 1).    


Quiz

What is the upper limit of normal for a loop of small bowel, above which is consistent with small bowel obstruction (SBO)?

3cm

What is a sign of SBO on ultrasound, which is shown in this short clip? If you don’t know the name of the sign, describe what you see.

To and fro motion