Endo-Perio Lesions

Question 1

What are the more frequent characterisitcs of accessory canals? (Where, common in, more commonly found..)

Answer 1

• Molars more frequent than anteriors and premolars.
• Common in furcation areas
• Most commonly found in apical 3rd of root.

Question 2

What are the percentages regarding accessory canals in the 3 areas of the root?

Answer 2

1.6% coronal third
8.8 % middle third
17% apical third.