Veterinary Ultrasound Society
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2-year-old female spayed canine mix

April 1, 2014
Martha Larson, DVM, MS, DACVR Virginia-Maryland College of Veterinary Medicine, Blacksburg, Virginia

Presented for vomiting.

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    Still ultrasound image of the stomach.

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    Left lateral abdominal radiograph.
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    Right lateral abdominal radiograph.
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    Ventrodorsal abdominal radiograph
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Abdominal ultrasound of the duodenum.

  • A radiopaque “square” is visible in the stomach and is consistent with a foreign body.
  • The gas pattern in the small intestines is irregular, with sharp, comma shaped gas bubbles.
  • The small intestines are bunched and plicated, with a persistent linear echogenecity running through the lumen.
  • The gastric foreign body is visible as a linear, echogenic margin, with distal shadowing, and is located in the pylorus.

Linear gastrointestinal foreign body.

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