Page 45 - Head and neck surgery
P. 45

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                        Video-fluoroscopic swallowing studies                                     High resolution manometry (HRM): no pressure

                        (VFSS): the gastric tube acts as a                                        waves can be detected within the gastric tube
                        passive conduit for passage of food                                       (purple arrow). Brown arrow shows presence of

                        bolus (white arrow).                                                      oropharyngeal contractions.
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