scholarly journals Management of Maxillary First Molar with Six Canals using Cone Beam Computed Tomography

2017 ◽  
Vol 2 (1) ◽  
pp. 36-39
Author(s):  
Nidha Madan ◽  
Harshita Gwalani

ABSTRACT The probability of morphologic variations in a tooth should never be misconstrued and the cognition of these variations is the cue to successful endodontic treatment. The form, configuration, and number of root canals in maxillary first molar have been studied for more than half a century. An anatomic variation like three canals in the distal root of maxillary first molar is not frequently reported. Apart from a properly designed access cavity, well-angulated radiographs, and routine use of loupes, the practitioner should consider using cone beam computed tomography as an auxiliary method for detecting complex root canal anatomy. This clinical case report presents the successful management of maxillary first molar with six root canals with the use of computed tomography scans as a diagnostic aid. Key Messages The incidence of second distobuccal canal ranges from 1.64 to 9.5%. However, the incidence of third distal canal (distopalatal) is rare (<1%). This report highlights the importance of computed tomography in the successful diagnosis and management of maxillary first molar. How to cite this article Madan N, Gwalani H, Raisingani D, Prasad A, Srivastava H. Management of Maxillary First Molar with Six Canals using Cone Beam Computed Tomography. J Oper Dent Endod 2017;2(1):36-39.

Author(s):  
Mahesh P Singh ◽  
Rizwan Qureshi ◽  
Santosh K Singh ◽  
Kriti Sharma

ABSTRACT Radix entomolaris (RE) is the presence of an extra root in the lingual aspect of the mandibular molars. This is a rare anatomic variant, prevalence of which ranges between 5.96 and 6.67% in the Indian population. For a successful endodontic management, detection of these extra roots is important. In conventional radiography, these extra roots tend to be overlapped; thus, cone- beam computed tomography (CBCT) provides a noninvasive technique to study the internal and external anatomy and aids in proper detection. The endodontic treatment of RE requires some modifications in the endodontic treatment as compared with the common two-rooted anatomic variant. This article presents a clinical case report of successful detection and endodontic man- agement of mandibular first and second molar with extralingual root using CBCT as a diagnostic tool. This case report involves the endodontic treatment and presence of extra roots in both the mandibular first molar and second molar simultaneously in a single patient of Indian origin, which is a rare finding and has not been reported in endodontic literature till date. How to cite this article Qureshi R, Agarwal M, Singh MP, Singh SK, Sharma K. Endodontic Management of a Rare Ana- tomic Variation of Radix Entomolaris in Mandibular First and Second Molar using Cone-beam Computed Tomography as a Diagnostic Aid. Int J Prosthodont Restor Dent 2017;7(1):30-33.


2018 ◽  
pp. 54-58
Author(s):  
C. Casagrande ◽  
S. G. Orestes ◽  
A. D. Schroder ◽  
A. A. De-Lima ◽  
A. Franco ◽  
...  

Background. Knowing the radiologic anatomy of the mandibular canal is essential to perform optimal anesthetic techniques in dentistry, especially in endodontic and surgical procedures. Bifid mandibular canals figure as anatomic variations that may hamper dental anesthesia and lead to surgical accidents.Objective. This study aims to investigate the prevalence of bifid mandibular canals in cone beam computed tomography (CBCT) images of patients under dental treatment.Material and methods. The sample consisted of 700 patients (448 females and 252 males) under dental treatment. CBCT images taken from each patient for dental treatment purposes were analyzed retrospectively in order to search for bifid mandibular canals. The detected bifid mandibular canals were classified according to their morphological arrangement and the prevalence of this anatomic variation was tested for association with patients’ sex using Pearson’s Chi-square test (2).Results. The prevalence rate of bifid mandibular canals reached 2% (n=14). Mandibular canals with an additional bifurcation towards the anterior region of the mandibular ramus were the most prevalent (100%). Lack of statistical association was observed between the occurrence of bifid mandibular canals and patients’ sex ( p >0.05).Conclusion. Despite uncommon, bifid mandibular canals may occur. Dentists must be aware of this anatomic variation to perform safely and optimally in the clinical routine.


2016 ◽  
Vol 1 (2) ◽  
pp. 90-92
Author(s):  
Swati Ishwar Wadekar ◽  
Dipali Yogesh Shah ◽  
Jimish Rajiv Shah ◽  
Kinjal Mahesh Gathani

ABSTRACT Introduction Taurodontism is a morpho-anatomic variation in tooth anatomy that rarely affects mandibular premolars. Literature is replete with mandibular first premolars presenting atypical additional root canals, but concurrent presence of three roots and taurodontism is exceptional. Materials and methods This case report describes the successful endodontic diagnosis and management of a rare case of taurodontism in a mandibular first premolar with chronic apical periodontitis. Cone beam computed tomography (CBCT) facilitated the diagnosis of three roots and root canals associated with concurrent taurodontism. The taurodont premolar required exceptional and diligent care in each segment of endodontic treatment for the complex root canal system. Results Taurodontism-affected premolars present with challenges in endodontic therapy as they have apically displaced pulp chambers with limited width. Cone beam computed tomography and dental operating microscope can facilitate evaluation for teeth with such complex anatomy and their successful endodontic management. How to cite this article Wadekar SI, Shah DY, Shah JR, Gathani KM. Endodontic Management of a Three-rooted Mandibular First Premolar associated with Taurodontism. J Oper Dent Endod 2016;1(2):90-92.


2017 ◽  
Vol 42 (1) ◽  
pp. 60 ◽  
Author(s):  
Evaldo Rodrigues ◽  
Antônio Henrique Braitt ◽  
Bruno Ferraz Galvão ◽  
Emmanuel João Nogueira Leal da Silva

2012 ◽  
Vol 45 (8) ◽  
pp. 724-729 ◽  
Author(s):  
Y.-H. Liang ◽  
M. Yuan ◽  
G. Li ◽  
H. Shemesh ◽  
P. R. Wesselink ◽  
...  

2018 ◽  
Vol 27 (1) ◽  
pp. 10-14 ◽  
Author(s):  
Rachel A. Sheridan ◽  
Yi-Chen Chiang ◽  
Ann M. Decker ◽  
Pimchanok Sutthiboonyapan ◽  
Hsun-Liang Chan ◽  
...  

2012 ◽  
Vol 2012 ◽  
pp. 1-4 ◽  
Author(s):  
Leila Atash biz Yeganeh ◽  
Mamak Adel ◽  
Reza Vahedi ◽  
Maryam Tofangchiha

Thorough knowledge of root canal morphology is essential for the endodontic therapy. There are rare variations in canal number and configuration in maxillary molars, which could affect treatment outcome. This paper presents the endodontic management of a maxillary first molar with two palatal canals in one root (Vertucci type IV) and a single buccal canal. In this paper cone-beam computed tomography was made to asses this morphology. This paper is intended to reinforce clinician’s awareness of the rare morphology of root canals.


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