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Updated: Apr 21, 2026

Handheld Metal Detector Screening for Metallic Foreign Body Ingestion in Children
Published on: September 11, 2018
Undetected oesophageal perforation and feeding-tube misplacement
Stephen J Taylor1, Catherine Ross, Timothy Hooper
1Research Dietitian, Department of Nutrition and Dietetics, Southmead Hospital, Bristol.
Abstract:
This is a case report of an electromagnetically (EM)-guided Cortrak feeding tube that perforated the lower oesophagus and was not detected by the EM trace or by plain X-ray. Misplacement was diagnosed from computed tomography (CT) following injection of radio-contrast medium down the tube. Recommendations are offered for use of the EM trace in patients at high risk of oesophageal perforation.
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