Perio endo relationships Flashcards
(39 cards)
What are risks for pulp vitality?
Deep caries, trauma, restorative procedures.
What is the progression of pulp infection?
Exposed pulp> inflammation> edema> increased pressure> pain
Is pupal inflammation evenly distributed?
Not always, sometimes have live and dead roots
What’s going to be in the infected area of the pulp?
PMNs, macrophages, fibrous capsule periphery
Where is bacteria often going to infiltrate the tooth and what is the pupal response?
Infiltrate at root apex, pulp will try to wall off
What will turn a chronic infection into an acute problem?
Trauma
What is retrograde perio?
When a pulpal infection travels coronally and looks like perio
Where does retrograde perio start?
Apex
Does a perio abcess mean the pulp is non vital?
No
Is a large bone cyst permanent if apexes are involved?
No just remove it and bone refills
What is the most common anatomical connection bw pulp and pdl?
Apical foramen
Where are accessory canals most likely to be located?
Apex
What percentage of accessory canals are in the coronal third of the root?
1.6%
What percent of accessory canals are in the middle third of root?
8.8
What percent of accessory canals are in the apical third
17
What teeth are more likely to have accessory canals
Multirooted duh
What is another common location for accessory canals
Furcation
What is a common connection bw pulp and pdl that is not a canal
Dentin tubules
How often does the CEj have a gap
10%
Is it normal to have a perio lesion on one tooth
No its probably a pulpal lesion
What is a problem associated with fraction accessory canals?
Bone loss
How can a pulpal lesion affect perio
Primary endo lesion>accessory canal > perio effects
How can you fix a perio problem with a pulpal origin?
Endo therapy
What is crucial to resolving combined perio endo problems?
You must know the origin
