Plain radiographs are the cornerstone of diagnosis. Anteroposterior and lateral soft tissue neck and chest films are diagnostic in the case of radiopaque esophageal foreign bodies. Esophageal foreign bodies are seen en face in anteroposterior views and on edge in lateral views, whereas the opposite is true for foreign bodies lodged in the trachea. Radiographs in 2 planes are required to confirm the location of foreign body.
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