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Fig. 2. —72-year-old man who underwent replacement of aortic valve, transesophageal echocardiography, and long-term intubation. Videofluoroscopic image obtained in anteroposterior direction shows dilatation of right piriform sinus (large arrowhead) caused by right-sided pharyngeal paresis. Note contrast material in trachea (small arrowheads) resulting from postdeglutitive aspiration due to pharyngeal retention.