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Point-of-Care Lung Ultrasound in Adults: Image Acquisition
Published on: March 3, 2023
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An unusual cause for a relatively common radiographic abnormality
Anand Odedra1, Mark Farrugia2, Zahir Babiker3
1Department of Infection and Immunity, Barts Health Trust, London, UK.
BMJ Case Reports
|December 26, 2014
Summary
A prominent hemiazygos vein can mimic mediastinal lymphadenopathy, causing esophageal compression and symptoms like chest pain and dysphagia. This case underscores the need to consider anatomical variations in differential diagnoses.
Area of Science:
- Cardiology
- Pulmonology
- Radiology
Background:
- A 59-year-old woman presented with chest pain and dysphagia.
- Initial imaging suggested a paratracheal mass, leading to further investigation.
Observation:
- Computed tomography (CT) and magnetic resonance imaging (MRI) were utilized.
- Endobronchial ultrasound-guided biopsy yielded inconclusive results due to blood staining.
Findings:
- Initial interpretation of CT scan was revised.
- The 'mass' was identified as an engorged azygos vein compressing the esophagus.
- MRI confirmed absence of mediastinal lymphadenopathy and presence of a prominent hemiazygos vein.
Implications:
- Highlights the importance of considering anatomical variations in differential diagnosis.
- Emphasizes reassessment when clinical presentation and investigations appear discordant.
- Underscores the role of advanced imaging in differentiating vascular anomalies from neoplastic or inflammatory processes.
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