alveololabial groove

(redirected from gingivolabial sulcus)

al·ve·o·lo·la·bi·al groove

1. the groove between the maxillary and mandibular halves of the labial vestibule;
2. in the embryo, the groove formed by the deepening of the labial sulcus; its inner wall becomes incorporated with the alveolar process of the mandible or the maxilla, and its outer wall with the lips and cheeks.

al·ve·o·lo·la·bi·al groove

(al-vēŏ-lō-lābē-ăl grūv)
Indentation between maxillary and mandibular halves of labial vestibule.
Synonym(s): alveololabial sulcus, gingivolabial groove, gingivolabial sulcus.
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References in periodicals archive ?
1) Remaining extraosseous, they expand into and in front of the piriform aperture, downward into the gingivolabial sulcus, and laterally into the soft tissue of the face.
A mass can also extend inferiorly into the gingivolabial sulcus or laterally into the facial soft tissue and cause a widening of the nasal vestibule, swelling of the upper lip, obliteration of the nasolabial fold, elevation of the nasal floor, and swelling in the nasal and oral cavity.