Non-surgical therapy

Question 1

What are some limitations to subgingival mechanical therapy?

Answer 1

1. Bacteria can migrate from root surfaces
2. Bacteria can colonize soft tissue
3. Can push bacteria into dentin tubules
4. Bacteria can move apically
5. Root anatomy
6. Lesion contours

Question 2

What are some systemic host modulatory agents for treatment of perio disease?

Answer 2

1. Bisphosphonates (reduce bone resorption)
2. NSAID (reduce inflammation)
3. Doxycycline (inhibits MMPs)

Question 3

T/F: Bisphosphonates have shown to have a large effect on bone density and attachment loss.

Answer 3

False

Modest effect on bone density; no effect on CAL

Question 4

When is local antimicrobial delivery indicated?

Answer 4

Localized slight to moderate chronic periodontitis - not responsive to non-surgical treatment

Adjunctive to SRP for limited sites with 5mm probing depths or more