MediAI

Introduction to Aortic Arch Anomalies Aortic arch anomalies represent a spectrum of congenital vascular malformations that occur during embryologic development, often leading to compression of the adjacent trachea or esophagus. The Aberrant Right Subclavian Artery (ARSA) , also known as Arteria Lusoria , is the most common of these anomalies, sometimes presenting clinically with difficulty swallowing, termed Dysphagia Lusoria . Understanding this condition is crucial for physicians across radiology, thoracic surgery, and internal medicine. Case Presentation: History and Radiography A 32-year-old woman presented with complaints of dysphagia (difficulty swallowing) and halitosis (bad breath). She had no other significant medical history. Esophagography was performed using thin barium during peristalsis, with a right anterior oblique view, yielding localized radiographs. Figure 1: Esophagography;  (A) and (B) show a fixed, smooth narrowing along the upper thoraci...