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Related Experiment Video

Updated: May 9, 2026

Handheld Metal Detector Screening for Metallic Foreign Body Ingestion in Children
04:55

Handheld Metal Detector Screening for Metallic Foreign Body Ingestion in Children

Published on: September 11, 2018

Foreign Body Ingestion in Children.

Christina Valerio1, Ryan Williamson2

  • 1SSM Health Saint Louis University (Southwest Illinois) Family Medicine Residency Program; Uniformed Services University of the Health Sciences, Bethesda, Maryland.

American Family Physician
|May 8, 2026
PubMed
Summary
This summary is machine-generated.

Foreign body ingestions are common, with coins and toys most frequent. Button batteries and magnets pose serious risks, requiring prompt diagnosis and management to prevent complications.

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Area of Science:

  • Pediatric Emergency Medicine
  • Gastroenterology
  • Radiology

Background:

  • Foreign body ingestion is a frequent cause of emergency department visits in the U.S.
  • Commonly ingested items include coins and toys; button batteries and magnets carry the highest risk of severe complications.
  • Most ingestions are asymptomatic, though choking and vomiting can occur.

Purpose of the Study:

  • To review the diagnosis and management of foreign body ingestions.
  • To highlight the risks associated with specific ingested objects like button batteries and magnets.
  • To emphasize the importance of prompt, object-specific interventions.

Main Methods:

  • Diagnosis typically starts with plain radiography to detect metallic foreign bodies.
  • Management strategies vary, including watchful waiting, esophagogastroduodenoscopy (EGD), and surgical interventions.
  • Treatment decisions depend on the object type, location, and patient symptoms.

Main Results:

  • Coins frequently pass spontaneously; large or lodged coins may need EGD.
  • Button battery ingestion is a medical emergency due to rapid tissue damage and potential vascular injury.
  • Multiple magnets can cause severe gastrointestinal injury, often requiring emergent EGD or surgery.
  • Sharp objects, food impactions, and absorptive objects necessitate emergent EGD to prevent esophageal obstruction or perforation.

Conclusions:

  • Prompt radiographic evaluation is crucial for diagnosing foreign body ingestions.
  • Management must be tailored to the specific object, its location, and the patient's condition.
  • Timely intervention is critical to prevent serious complications such as perforation, obstruction, and vascular injury.