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Fig. 4. Videofluoroscopic swallowing study. (A) Silent tracheal aspiration (black arrow) and severe residue in vallecula (white arrow) were confirmed during swallow. (B) Severe residue in the pyriform sinus (white arrow) was observed after swallow.
J Korean Dysphagia Soc 2023;13:149~154 https://doi.org/10.34160/jkds.23.006
© J. Korean Dysphagia Soc.