Trauma- Avulsion

Question 0

What tissues are damaged in Avulsion?

Answer 0

Servered NVB
Servered PDL and cementum
Gingival cuff

Question 1

What are the symptoms of an avulsed tooth?

Answer 1

Tooth lost from socket

Question 2

What is the survival rate for pulp following avulsions?

Answer 2

Open apex: 35%

Closed apex 0%

Question 3

How do you manage avulsions in closed apices where the tooth has been re implanted prior to dentist?

Answer 3

Clean, suture any lacerations
Confirm position of tooth with PA and clinically
Flexible splint 2/52

Antibiotics tetracycline but not if under 12 or penicillin
Tetanus booster if trauma outside

RCT 7/10 days post trauma using CaOH for one month
Soft diet

Question 4

What do you cover the root with in an open apex tooth that has been stored appropriately? And what solutions would be appropriate?

Answer 4

1. Patient buccal sulcus
2. Hanks salt solution
3. Milk
4. Saline

Minocycline HCL microspheres

Question 5

When can you do RCT on an open apex tooth that has not been stored appropriately?

Answer 5

Before reimplantation

Within 7-10 days post implantation

Question 6

What do you cover the root with in a tooth that has an immature apex and has been kept in an unstable media?

Answer 6

0.2% NaF