Diagnostic and therapeutic challenges of a “minimally invasive penetrating foreign body”: a case report
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By
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Wenjin Zhang
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Cheng Liu
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Changsong Wu
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Tingting Hao
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May 13, 2026
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Clinical Scorecard: Challenges in Diagnosis and Treatment of a Minimally Invasive Penetrating Foreign Body: A Case Study
At a Glance
| Category | Detail |
| Condition | |
| Key Mechanisms | Penetration of the esophageal wall by a foreign object, leading to localized tissue response with potential for serious complications. |
| Target Population | |
| Care Setting | |
Key Highlights
- Fish bones are the most frequently ingested foreign objects in adults.
- Cervical CT is the preferred imaging modality due to its high sensitivity and specificity.
- Endoscopy is successful in over 93% of cases for foreign body removal.
- Delayed intervention can lead to serious complications such as perforation and mediastinal sepsis.
- Timely intervention is crucial to prevent complications.
- Meticulous endoscopic procedures can be more effective than surgical exploration.
Guideline-Based Recommendations
Diagnosis
- Initial laryngoscopy for symptoms above the thyroid.
- Cervical CT scan if laryngoscopy results are negative.
Management
- Flexible or rigid esophagoscopy for objects beneath the pyriform sinus.
- Surgical intervention for less than 1% of complicated cases, specifically for large or migrated foreign bodies.
Monitoring & Follow-up
- Follow-up imaging to verify the location of the foreign body post-intervention and monitor for complications.
Risks
- Potential for acute airway compromise and aspiration due to foreign body location.
Patient & Prescribing Data
Careful endoscopic manipulation is critical for successful removal of MIPFB, with close monitoring for complications post-removal.
Clinical Best Practices
- Utilize cervical CT as the standard initial imaging technique for suspected foreign bodies.
- Conduct endoscopy within 24 hours for sharp objects to minimize complications.
- Consider indirect CT indicators for therapeutic evaluation.
- Ensure follow-up imaging is performed after endoscopic procedures.
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