At times the patient may come to the Endodontist with a tooth that has already been root canal treated, but continues to be painful or infected. In theses cases the root canal treatment has to be repeated to eliminate the infection..
If any old crown (cap) is present, it is removed

The old filling material on the tooth is removed to gain entry into the root canals.

The old root canal filling is removed.

The canals are cleansed thoroughly to remove all the infection
A new root canal filling is placed.

The access cavity is filled with cement.
A new crown is made after ensuring that the tooth is comfortable.
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