Effects of Increased Nasal Volume due to Topical Adrenaline on the Voice

Resonance properties of the nasal and sinus cavities are involved in the individuality of speech. However, detailed information on how alterations in the nasal cavity morphology affect voice quality is lacking. The aim of the present study was to investigate the effects of structural changes in the nasal cavity on voice production by spraying a topical adrenaline solution with a vasoconstrictive effect into the nasal cavity, causing nasal mucosal contraction.

Source: Journal of Voice - September 16, 2023 Category: ENT & OMF Authors: Ryoji Oguro, Kazuhiro Omura, Norihiko Uchio, Norie Imagawa, Tatsuya Kitamura, Hironori Takemoto, Nobuyoshi Otori Source Type: research