Trauma- Intrusion Flashcards
(5 cards)
0
Q
What are the tissues affected in intrusion?
A
Communition or fracture of bone Contusion bone Pdl and cementum NVB affected Laceration of PDL Gingival cuff fibres
1
Q
What are the signs of intrusion ?
A
- Tooth displaced axially into bone
- Ankylosis sound when tapped
- Non mobile
- Negative vitality
Possible bone fracture
2
Q
Why do you need to take a radiographs with intruded teeth?
A
Check not in nasal cavity
3
Q
How do you treat intrusions?
A
Open apex allow for spontaneous reposition nut if no movement after 3/52 then reposition with ortho
Closes apex: complete RCT within 2/52 post trauma with leadermix with CaOH dressing
4
Q
What is the chance of tooth survival in intruded teeth?
A
Open apex: 40%
Close apex: 0%
