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Endoscopy

In communication sciences and disorders, endoscopy is a procedure where a scope is used to view vocal tract structures. The vocal tract includes the pharynx/throat, oral cavity, and nasal cavity. Endoscopy is relevant to this field because professionals (e.g., Speech–Language pathologists, otolaryngologists, speech scientists) assess the speech mechanism in people who have communication challenges. This entry includes information about endoscopy equipment and its role in evaluating structures that are used for speech and swallowing.

Endoscopy Equipment

A rigid endoscope is used when the scope is inserted through the mouth (transoral), and a flexible endoscope is used when inserted through the nose (transnasal). A light source is connected via fiberoptic cable to the endoscope in order to illuminate the vocal tract. A camera is also attached to the ...

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