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Updated: Aug 30, 2026

Point-of-Care Lung Ultrasound in Adults: Image Acquisition
Published on: March 3, 2023
A chest x-ray image: total opacification of the hemithorax
1Institution Department of Cardiology, School of Medicine, Trakya University, Edirne, Turkey. altun@medscape.com
Insights
Unilateral total lung opacification resolved with bronchial lavage suggests mechanical obstruction. Causes may include endotracheal tube malposition or mucous plugs, impacting chest x-ray interpretation.
Area of Science:
- Pulmonary Medicine
- Radiology
- Critical Care
Background:
- Unilateral total lung opacification is a critical finding on chest x-rays.
- It necessitates prompt diagnosis to differentiate between various etiologies.
Observation:
- A case of unilateral total lung opacification was observed.
- This radiographic finding resolved completely following bronchial lavage.
Findings:
- Bronchial lavage successfully treated the unilateral total lung opacification.
- The opacification was potentially caused by mechanical bronchial obstruction.
Implications:
- Mechanical obstruction, such as endotracheal tube misplacement or mucous plugging, should be considered in unilateral lung opacification.
- Bronchial lavage can be an effective therapeutic intervention for resolving such obstructions.
- Accurate interpretation of chest x-rays is crucial for timely patient management.
Abstract:
The authors describe a patient with a unilateral total lung opacification that was later resolved by bronchial lavage. Either a mechanical obstruction to the bronchus caused by endotracheal tube or mucous plug may be responsible for this chest x-ray image.
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