Four-rooted permanent maxillary first and second molars in a northwestern Chinese population

Highlights • We examined the incidence and anatomic features of 4-rooted upper molars in a Chinese population. • The root forms were classified into four types according to the divergence and location of the roots. • A transitional root form between the typical 3-rooted form and double palatal roots...

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Bibliographic Details
Published inArchives of oral biology Vol. 60; no. 6; pp. 811 - 817
Main Authors Gu, Yongchun, Wang, Wei, Ni, Longxing
Format Journal Article
LanguageEnglish
Published England Elsevier Ltd 01.06.2015
Subjects
Adolescent
Adult
Advanced Basic Science
Aged
Aged, 80 and over
Child
China - epidemiology
Cone-Beam Computed Tomography
Dentistry
Female
Four-rooted maxillary molar
Humans
Incidence
Male
Maxilla - diagnostic imaging
Middle Aged
Molar - diagnostic imaging
Prevalence
Root variation
Tooth Root - diagnostic imaging
Root variation
Four-rooted maxillary molar
Cone–beam computed tomography
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Summary:Highlights • We examined the incidence and anatomic features of 4-rooted upper molars in a Chinese population. • The root forms were classified into four types according to the divergence and location of the roots. • A transitional root form between the typical 3-rooted form and double palatal roots was described. • The strategies for clinical management of the extra root and canal.
Bibliography:ObjectType-Article-1
SourceType-Scholarly Journals-1
ObjectType-Feature-2
content type line 23
ISSN:0003-9969
1879-1506
DOI:10.1016/j.archoralbio.2015.02.024