Topographic relationship of impacted third molars and mandibular canal : correlation of panoramic radiograph signs and CBCT images
Fecha
2012Autor
Materia
Abstract
Aim: This study evaluated the proximity and relation of impacted lower third molars and mandibular canal on panoramic radiography. Methods: Radiographic signals associated with proximity of structures and Pell & Gregory and Winter classifications of 78 impacted teeth were analyzed and compared with CBCT images (gold standard). The associations between the findings were tested with Pearson’s chi-square. Results: Direct contact between structures was observed in 85% of cases of radiolucent band o ...
Aim: This study evaluated the proximity and relation of impacted lower third molars and mandibular canal on panoramic radiography. Methods: Radiographic signals associated with proximity of structures and Pell & Gregory and Winter classifications of 78 impacted teeth were analyzed and compared with CBCT images (gold standard). The associations between the findings were tested with Pearson’s chi-square. Results: Direct contact between structures was observed in 85% of cases of radiolucent band over roots. Conclusions: Radiolucent band over roots is the image more associated with direct contact between structures and the one that indicates lingual positioning of the canal more consistently. Some categories of Pell & Gregory and Winter classifications suggested signs of the topographic location of the mandibular canal. ...
En
Brazilian journal of oral sciences. Piracicaba, SP. Vol. 11, n. 3 (July/Sep. 2012), p. 411-415
Origen
Nacional
Colecciones
-
Artículos de Periódicos (39774)Ciencias de la Salud (10633)
Este ítem está licenciado en la Creative Commons License