Arch Otolaryngol Head Neck Surg. 1995 Jun;121(6):617-22. The importance of maintaining the alar-facial sulcus in nasal reconstruction. Baker SR(1), Johnson.
Thealar-facial sulcus is an important topographical region because it represents a junc- tional zone of three cosmetic units: the nasal base, the medial aspect.
Not to be confused with the inferior orbital fissure, which is just lateral to the infraorbital groove. Infraorbital groove The facial skeleton of the skull · Maxilla.
The Vertical groove located medially on the upper lip located between the columna nasi and the medial lobe of the mucous membrane of the upper lip.