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A, B, C — Videofluoroscopic swallow study with liquid barium documenting evidence of aspiration characterized by barium coating the trachea and severe esophageal dysmotility with retrograde movement of the bolus in the proximal esophagus prior to movement of the bolus in an aborad direction. D — Videofluoroscopic swallow study with barium-soaked kibble documenting displacement of the cardia cranially to the diaphragmatic crus (sliding hiatal hernia) with gastroesophageal reflux.
