Related Experiment Video
Updated: Apr 22, 2026
Handheld Metal Detector Screening for Metallic Foreign Body Ingestion in Children
Published on: September 11, 2018
[Multislice spiral CT diagnosis error analysis of children's airway foreign bodies]
Objective:
Analysis of multislice CT (MSCT) on the misdiagnosis reasons of children bronchial foreign body, avoid missed diagnosis, to achieve reasonable application.
Method:
Fourteen cases of misdiagnosed cases of data were retrospectively analyzed in our department of suspicious in children with bronchial foreign body, and discuss the misdiagnosis reasons.
Result:
Fourteen cases of misdiagnosis of children with 9 cases by MSCT examination showed no obvious foreign matter. Through bronchoscopy intraoperative found foreign body, 5 cases by multislice CT (MSCT) to found foreign body, 4 cases of phlegm scabs, 1 case is inflammatory granulation, all recovered after treatment. Reasons of misdiagnosis were threshold selection error, scanning level from the inception glottis, imaging error, etc.
Conclusion:
MSCT is a very valuable diagnostic on airway foreign body check method, but there are certain limitations, we should improve the understanding of misdiagnosis and reduce the occurrence of this phenomenon.
Insights
Multislice CT (MSCT) aids in diagnosing pediatric bronchial foreign bodies but has limitations. Understanding misdiagnosis reasons, like imaging errors, is crucial for improving diagnostic accuracy and patient outcomes.
Area of Science:
- Pediatric Radiology
- Thoracic Imaging
- Medical Diagnostics
Background:
- Bronchial foreign bodies are a common pediatric emergency.
- Misdiagnosis can lead to delayed treatment and complications.
- Multislice CT (MSCT) is increasingly used for diagnosis.
Purpose of the Study:
- To analyze the reasons for misdiagnosis of bronchial foreign bodies in children using MSCT.
- To identify factors contributing to missed diagnoses.
- To improve the application and accuracy of MSCT in diagnosing pediatric airway foreign bodies.
Main Methods:
- Retrospective analysis of 14 misdiagnosed cases of suspected bronchial foreign bodies in children.
- Review of MSCT imaging and bronchoscopy findings.
- Discussion of contributing factors to misdiagnosis.
Main Results:
- MSCT failed to detect foreign bodies in 9 out of 14 misdiagnosed cases.
- Foreign bodies were confirmed via bronchoscopy in all cases.
- Identified misdiagnosis reasons include threshold selection errors, incorrect scanning levels, and imaging artifacts.
Conclusions:
- MSCT is a valuable tool for diagnosing airway foreign bodies but has limitations.
- Improving understanding of MSCT limitations and misdiagnosis patterns is essential.
- Reducing misdiagnosis rates will enhance patient care for pediatric bronchial foreign bodies.
