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Updated: Jan 5, 2026

Adapting Human Videofluoroscopic Swallow Study Methods to Detect and Characterize Dysphagia in Murine Disease Models
Published on: March 1, 2015
Dysphagia lusoria: problem or incidentaloma?
Madison V Epperson1, Rebecca Howell2
1University of Cincinnati College of Medicine.
Dysphagia lusoria, often caused by aberrant right subclavian artery (ARSA), requires careful diagnosis. While ARSA can be incidental, symptoms may necessitate medical or surgical intervention.
Area of Science:
- Vascular Surgery
- Gastroenterology
- Pediatric Cardiology
Background:
- Dysphagia lusoria is a rare condition characterized by difficulty swallowing.
- It is often associated with aberrant right subclavian artery (ARSA), a congenital vascular anomaly.
Purpose of the Study:
- To review the cause, clinical presentation, diagnosis, and treatment of dysphagia lusoria.
- To differentiate between incidental and pathogenic causes of dysphagia lusoria.
Main Methods:
- Review of recent literature, primarily case reports.
- Analysis of diagnostic workup and treatment strategies.
Main Results:
- Dysphagia lusoria can present in children and adults, with varying symptoms.
- Many patients with ARSA have coexisting vascular anomalies.
- Over-testing is common; dietary modifications and medical management can resolve symptoms in some cases.
Conclusions:
- Increased suspicion for dysphagia lusoria is warranted in patients with vascular, cardiac, or chromosomal anomalies.
- Recommended diagnostic pathway: barium esophagram followed by CT/MR angiogram.
- Consider ARSA as incidental, with other conditions like GERD causing symptoms; tailor treatment individually.
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