Root Resorption

Question 0

What is the Lindskog classification of root resorption?

Answer 0

1) Trauma induced (non-infective)
- > Surface/ Transient apical internal/ Pressure/ orthodontic/ replacement
2) INfective
- > internal inflammatory/ external inflammatory/ communicating internal-external
3) Hyperplastic
- > Invasive internal (replacement)
- > Invasive coronal
- > Invasive cervical

Question 1

What is the Andreaseen classification of root resorption?

Answer 1

1) Internal
- > Inflammmatory
- > Replacement
2) EXternal
- > Surface
- > INflammatory
- > Replacement

Question 2

How should replanted teeth be managed?

Answer 2

Splinted for 7- 10 days
If closed apex:
-> Commence endodontic treatment asap. If patient compliant, carry out pulppotomy annd place ledermix into canals.
-> CaOH after about 7-10 days (early placement can damage periodontal cells and impair healing)
If open apex:
-> wait for revascularisation

Question 3

How does ledermix control inflammatory root resorption?

Answer 3

May inactivate dentinoclasts
Can be used to treat extrenal inflammatory rooot resorption.
Basically treat for 3 months using Ledermix changing every 6 weeks