Nasolabial sulcus
Sulcus nasolabialis
Definition
The nasolabial sulcus is an always well-marked groove, separating the cheek laterally from the upper lip and the lower part of the nasal pyramid medially. Oblique below and laterally, it extends from the wing of the nose to the labial commissure.
Dictionnaire médical de l'Académie de Médecine - 2022 edition - https://www.academie-medecine.fr/le-dictionnaire ( Consulted on 23 August 2022)
