Anterior superior alveolar nerve dysfunction after lateral nasal wall surgery: a prospective observation
Volume: 64 - Issue: 5
First page: 704 - Last page: 706
A. Machado - M. Castelo-Branco Sousa - H.R. Briner - D. Simmen
DOI: 10.4193/Rhin26.046
The anterior superior alveolar nerve (ASAN), a branch of the infraorbital nerve, provides sensory innervation to the anterior maxilla, lateral nasal wall, and maxillary dentition. Owing to its anatomical proximity to the anterior maxillary wall and piri-form aperture, the ASAN is vulnerable during lateral nasal wall surgery. Although postoperative sensory disturbances such as gingival hypoesthesia or dental numbness are frequently re-ported, prospective data combining subjective symptoms with objective sensory testing across different surgical techniques remain limited
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Rhinology 64 - 5: 704-706, 2026
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