Thyroid and parathyroid surgery concerns around 50 000 patients a year in France. One of its main complications is paralysis of vocal cords, and the consequences can be serious. In this study, the main gold is to evaluate diagnostic performances of ultrasound for an early diagnosis (as soon as awakening of the patient) of vocal cords paralysis in the post-operative period in order to prevent at best complications.
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Diagnostic performance comparison between ultrasound and nasofibroscopy
Timeframe: one hour after surgery