Incidence of the retromolar foramen in dry mandibles and its significance for dental surgical procedures

The retromolar foramen and retromolar canal as well are anatomical variations of the mandible that occur in the region of the retromolar trigone. This foramen and canal contain neurovascular structures that provide additional innervation to the lower molars and buccal area. This study aimed to dete...

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Bibliographic Details
Main Authors: Gislainy Thais de Lima Lemos, Anderson Alves da Silva Bezerra, Silvia Maria de Luna Alves, Sidiane Barros da Silva, Taciana Rocha dos Santos, Carolina Peixoto Magalhães
Format: Article
Language:English
Published: Universidade Federal de Santa Catarina 2020-03-01
Series:Biotemas
Online Access:https://periodicos.ufsc.br/index.php/biotemas/article/view/66995
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Summary:The retromolar foramen and retromolar canal as well are anatomical variations of the mandible that occur in the region of the retromolar trigone. This foramen and canal contain neurovascular structures that provide additional innervation to the lower molars and buccal area. This study aimed to determine the incidence and occurrence between the sexes of the retromolar foramen in mandibles of the Contemporary Bone Collection of the Federal University of Pernambuco. Sixty-one dry mandibles were analyzed, 37 from males and 24 from females. Of the 61 mandibles, 18 had retromolar foramina (29.5%), and 12 had a unilateral foramen (19.67%). Male mandibles had a higher incidence compared to female bones, with 12 (32.43%) mandibles with retromandibular foramina. The population analyzed showed a high incidence of the retromolar foramen, especially on the right side. The identification of this anatomical variation helps in the planning of oral surgeries and during anesthetic procedures.
ISSN:0103-1643
2175-7925