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Updated: Oct 4, 2025

Minimally Invasive Murine Laryngoscopy for Close-Up Imaging of Laryngeal Motion During Breathing and Swallowing
Published on: December 1, 2023
Nearly missed laryngeal foreign body
1Dignity Health - St. Rose Dominican Hospital Department of Pediatric Emergency Medicine Siena Campus Hospital Henderson Nevada USA.
Insights
A child ingested magnetic beads, with some missed on initial X-rays. This highlights the importance of thorough imaging for pediatric foreign body ingestion and aspiration.
Area of Science:
- Pediatric Emergency Medicine
- Radiology
- Otolaryngology
Background:
- Foreign body ingestion and aspiration are common pediatric emergencies.
- Diagnosis relies on history, physical exam, and radiography to minimize radiation exposure.
Observation:
- A 3-year-old presented with asymptomatic ingestion of magnetic beads.
- Initial chest and abdominal X-rays identified beads in the abdomen.
- Suspicion of laryngeal foreign bodies arose from closer inspection of initial X-rays.
Findings:
- A dedicated neck X-ray revealed two magnetic beads lodged bilaterally around the epiglottis.
- These laryngeal foreign bodies were nearly missed due to lack of upper airway obstruction symptoms.
- Initial radiography failed to detect the laryngeal beads.
Implications:
- This case underscores the need for comprehensive "nose to rectum" imaging in pediatric foreign body evaluation.
- Missed upper airway foreign bodies can have severe consequences.
- Radiologists and clinicians must maintain high suspicion for occult foreign bodies, even in asymptomatic children.
Abstract:
Foreign body ingestion and aspiration can present as a life-threatening emergency in children. These foreign bodies are diagnosed based on history, physical exam, and focused radiography to reduce the risk of excessive radiation. We describe a case of a 3-year-old child who ingested magnetic beads and presented to the emergency department with no symptoms. On a single view x-ray of chest and abdomen, the magnetic beads were identified in the abdomen but a closer look at these single view x-rays raised a suspicion of additional foreign bodies in the larynx. A dedicated x-ray of the neck identified 2 more magnetic beads locked with each other on either side of the epiglottis. These laryngeal magnetic beads were nearly missed on initial x-rays, especially because the child had no symptoms of upper airway obstruction. This case report provides further evidence that in the evaluation of radiopaque foreign bodies in children we should strongly consider "nose to rectum" x-rays.
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