Access through the crown-endodontics principles and practice, Biology

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Access through the crown

Advantages :
-Allow for better isolation with the rubber dam
-Better esthetic anf functioning.
-Good coronal seal between visits

Limitations :
-Procedures more difficult with the crown in place
-Increased chance for an iatrogenic mishap due to restricted visibility
-Difficult to removal of canal obstructions (post)
-Difficult to locate hidden caries , fracture
-Difficult to locate missing canal

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