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Extraluminal air. Diagnosis and significance
1Department of Radiology, University of Medicine and Dentistry of New Jersey-New Jersey Medical School, Newark 07103.
Radiologic Clinics of North America
|September 1, 1994
Summary
This review covers common causes of extraluminal gas, detailing their appearance on plain films and advanced imaging. Understanding these findings is crucial for diagnosing various medical conditions.
Area of Science:
- Radiology
- Gastroenterology
Background:
- Extraluminal gas can indicate serious pathology.
- Accurate identification is key for timely intervention.
Purpose of the Study:
- To review common causes of extraluminal gas.
- To describe imaging manifestations of these conditions.
Main Methods:
- Literature review of common causes.
- Analysis of imaging findings on plain films.
- Discussion of other relevant imaging modalities.
Main Results:
- Common causes include bowel perforation, abscess, and post-surgical changes.
- Plain films can show characteristic gas patterns.
- CT and ultrasound provide further detail and localization.
Conclusions:
- Familiarity with extraluminal gas patterns aids diagnosis.
- Multimodality imaging is often necessary for definitive assessment.