Monday, November 13, 2017

C shaped root canal

Is a cap necessary for a root canal? How many canals in mandibular first molar? Does a tooth with a calcified canal need root canal? Can a root canal abscess?


The canal (s) change shape from the coronal aspect of the root. This fusion remains irregular and the two roots stay connected by an interradicular ribbon.

C - shaped canals are generally seen in mandibular second molars that appear to have a single, large root. The access penetration is quite deep. You will also notice - if the tooth is vital - a large amount of bleeding. In a transverse section, the shape of this canal is observed as the letter C. The presence of a fin or web connecting the individual root canals is another anatomic feature.


Clearly, the root canal anatomy cannot always be predicte and this can be the source of failure. The main feature of this variation is the presence of a fin or web connecting the individual root canals to form a letter ‘ C ’ shape at the root canal orifice. Unusual root canal anatomy always poses a diagnostic and treatment challenge.


Identification of such variation is important for the success of the root canal treatment outcome.

The most common cause of failure was a leaky canal and isthmus. C-shaped root , which always contains a C-shaped canal. A mid-obturation radiograph was taken. In the whole material 0. The name comes from the letter “ C ” shape appearance of a very large isthmus in the pulp chamber floor when viewed from above.


This isthmus or groove is the result of the merging of some or all of the root canals at the cervical area near the pulp chamber floor. Cone-beam CT (CBCT) is a three-dimensional imaging technique that facilitates and improves. Separate root canals were seen in 34. C‐shaped orifices and in 13.


The root canal system was in a shape of a ’’C’’. This configuration represents many challenges mainly the ability to clean the canals safely without weakening or perforating them. A root canal is the naturally occurring anatomic space within the root of a tooth. It consists of the pulp chamber (within the coronal part of the tooth), the main canal (s), and more intricate anatomical branches that may connect the root canals to each other or to the surface of the root.


The following are the pertinent features in relation to the external root anatomy and configuration of the pulp chamber and the root canal system usually found in C - shaped mandibular molars, though similar features may be found in C - shaped maxillary molars and mandibular premolars. Their main anatomical feature is the presence of a fin con- necting root canals (2) (Fig. 1). The coronal orifice of these canals is. The great differences reported among studies with regards to anatomy of the mandibular second molars and prevalence of “ C - shaped ” canals may be attributable to study methods and racial differences.


Raisingani Gupta S, Mital P and Khullar P. AND MANAGEMENT C Shaped canal C SHAPED CANAL The C shaped canal is a special feature of some lower second molars.

A study in Kuwait that examined X-rays of teeth that had previous root canal treatment found that of mandibular first premolars had more than one root canal. In our prior study, we cross-sectioned mandibular first premolars of the Chinese ethnicity and found had complex root canal morphology, of which had two canals , had C. C - shaped root canals in mandibular second molars in a Saudi Arabian population.

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