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Modified Octopus Technique for Thoracoabdominal Aortic Aneurysm
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Ingested bony foreign body abutting thoracic aorta.

Travis William Leahy1, Jafri Kuthubutheen

  • 1ENT Department, Fremantle Hospital, Perth, Western Australia, Australia. travis.leahy@gmail.com

BMJ Case Reports
|June 13, 2012
PubMed
Summary
This summary is machine-generated.

A 38-year-old woman accidentally swallowed a piece of lamb bone while eating. Although initial X-rays failed to detect the object, a CT scan showed it was dangerously close to her main artery. Surgeons prepared for emergency surgery, but specialists successfully removed the bone using a scope, allowing the patient to recover completely.

Keywords:
esophageal perforationforeign body ingestionvascular injury riskendoscopic extraction

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Area of Science:

  • Clinical case reports within thoracic medicine
  • Oesophageal foreign body management research

Background:

Clinical management of sharp objects within the digestive tract remains a complex challenge for emergency providers. No prior work had resolved the optimal strategy when such items lie near major vascular structures. That uncertainty drove the need for careful diagnostic planning. Prior research has shown that plain radiographs often miss low-density materials like animal bones. This gap motivated the use of advanced cross-sectional imaging to confirm exact anatomical relationships. Clinicians must balance the risk of perforation against the potential for catastrophic hemorrhage. Standard protocols emphasize rapid identification to prevent tissue damage or secondary complications. The presence of a foreign body near the aortic arch necessitates a multidisciplinary approach to ensure patient safety.

Purpose Of The Study:

The authors aim to document the successful management of a high-risk esophageal foreign body. This report addresses the clinical challenge of removing objects lodged near the aortic arch. The study explores the diagnostic limitations of standard imaging for detecting animal bones. It highlights the necessity of advanced cross-sectional scans in symptomatic patients. The researchers seek to demonstrate the safety of rigid endoscopic removal in complex anatomical settings. They describe the coordination required between endoscopic and cardiothoracic teams. The investigation provides a template for managing similar cases of ingested sharp materials. This work clarifies the steps taken to prevent catastrophic vascular damage during extraction.

Main Methods:

The clinical team employed a retrospective analysis of a single patient case. They utilized plain radiography as the initial screening tool for the patient. Following the negative radiograph, the staff performed computed tomography to characterize the object. The review approach involved evaluating the proximity of the bone to the aortic arch. Specialists prepared for an emergency thoracotomy as a contingency measure. The team performed the extraction using rigid instrumentation under direct visualization. They monitored the patient throughout the procedure to detect any signs of vascular compromise. The investigators documented the full recovery process to validate the safety of the chosen intervention.

Main Results:

The strongest finding was the successful extraction of a 21x20 mm bone without vascular injury. Computed tomography imaging revealed the object was lodged only 2 mm from the aortic arch. The patient, a 38-year-old female, achieved a full recovery following the procedure. Initial plain X-rays failed to detect the presence of the lamb bone. The pyramid-shaped object caused significant distension of the proximal oesophageal mucosa. Cardiothoracic surgery teams remained on standby to address potential hemorrhage. The rigid endoscopic approach avoided the need for an open thoracotomy. The clinical data confirms that the patient experienced no complications post-extraction.

Conclusions:

The authors suggest that rigid oesophagoscopy provides a viable path for extraction in high-risk scenarios. This clinical report demonstrates that careful surgical preparation allows for safe removal even when objects abut major vessels. The team highlights the importance of having cardiothoracic support ready during endoscopic procedures. Their experience implies that rapid imaging is vital for identifying objects missed by initial screening. The patient outcome supports the efficacy of this combined surgical and endoscopic strategy. The authors conclude that timely intervention prevents severe vascular injury in these specific cases. This synthesis confirms that specialized equipment and expert teams improve recovery rates. The report serves as a reminder of the risks associated with consuming bone-containing meals.

The researchers propose that rigid oesophagoscopy allows for safe removal of the object. This approach was chosen because the bone was located only 2 mm from the aortic arch, requiring immediate access to cardiothoracic surgery if bleeding occurred.

Computed tomography imaging was utilized to identify the 21x20 mm pyramid-shaped bone. This tool was necessary because plain X-rays failed to visualize the material initially.

Cardiothoracic surgery services were kept on standby. This technical necessity existed because the proximity of the bone to the aortic arch posed a high risk of life-threatening hemorrhage during the extraction process.

The 21x20 mm bone acted as the primary physical obstruction. Its pyramid shape and size caused significant distension of the proximal oesophageal mucosa, complicating the clinical presentation.

The bone was measured at 21x20 mm. This specific dimension, combined with its location 2 mm from the aorta, defined the severity of the case compared to standard esophageal obstructions.

The authors imply that multidisciplinary coordination is vital for patient safety. They suggest that having surgical backup ensures a positive recovery when endoscopic extraction is performed near major vascular structures.