Abstract
IT IS generally known that the movements of the upper lip play an important role in facial expression. In order to eat, breathe, suck, speak, sing, whisper, whistle, laugh or cry the lips have to be brought into a special position. The nasal tip and the columella are frequently involved in those movements. It so happens that a pleasant smile may change an apparently straight nose into a nose with a slight convexity. It is not the purpose of this paper to describe the muscular arrangement of such movements. The problem in question is the study of the mechanism of the suspension of the upper lip, because interference with this mechanism is the main danger of surgical treatment of the columella. ANATOMY Figure 1 shows the contour of the columella ( A ), the nasolabial angle ( B ) and the philtrum of the upper lip ( C ). The septum mobile ( D ) presents its triangular
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callMore From: Archives of Otolaryngology - Head and Neck Surgery
Disclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
