J Craniofac Surg 2017 Feb 22. Epub 2017 Feb 22.
*Department of Science of Physical Functions, Division of Maxillofacial Surgery, Kyushu Dental University †Department of Dental Anesthesiology, Kyushu Dental University, Kitakyushu, Japan.
Oral cancer, especially that originates in the maxillary tuberosity, buccal mucosa, and maxillary alveolus, is apt to invade the pterygopalatine fossa, where an intraoral approach is nearly impossible. There are 2 main types of extraoral approach to the pterygopalatine fossa; the anterior approach and the lateral approach. Although the lateral approach has an advantage compared with the anterior approach in terms of cosmetics, after the operation numbness of the lower lip occurs due to the sacrifice of the mental nerve. Read More