Trauma I Flashcards

1
Q

Peak incidence for trauma?

A

8-10 years

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2
Q

Aetiology of trauma?

A

Falls and collisions
Contact sports
Activities
Non-accidental injuries

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3
Q

Predisposing factors of trauma

A
Increase OJ
Poor lip coverage
Previous trauma
Epilepsy 
ADHD
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4
Q

Prevention of oral trauma?

A

Mouthguards

Early ortho intervention

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5
Q

How classify fractures of teeth?

A

Enamel infarction
Enamel fracture
Enamel-dentine fracture

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6
Q

What can fractures be further classified as?

A

Complication

Uncomplicated

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7
Q

What is enamel infarction?

A

Dental trauma to enamel - reamins adherent to underlying dentine
Incomplete fracture - no tooth loss

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8
Q

What is enamel fracture?

A

Loss of tooth tissue - dentine not affected

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9
Q

What enamel-dentine fracture?

A

Loss of dentine and enamel

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10
Q

Difference between complicated and uncomplicated fractures?

A
Complicated = plural involvement
Uncomplication = no pulpal involvement
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11
Q

What are different types of root fractures?

A

Can be in apical 1/3, middle 1/3 or coronal 1/3

Can be horizontal or oblique

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12
Q

What radiographs need for root fracture?

A

Two views: PA/ USO

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13
Q

What are dento-alveolar injuries?

A

Concussion
Subluxation
Luxation

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14
Q

What is concussion injury?

A

Injury to supporting structures w/o abnormal loosening or displacement

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15
Q

What is subluxation?

A

Injury to supporting tissue w/ abnormal loosening but w/o displacement

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16
Q

What are 4 types of luxation injury?

A

Intrusion
Extrusion
Lateral
Avulsion

17
Q

What is intrusion?

A

Tooth moved into socket

18
Q

What is extrusion injury?

A

Tooth moved out of socket

19
Q

What is lateral luxation?

A

Tooth moved on axis

20
Q

What is avulsion?

A

Tooth lost from socket

21
Q

What are examples of alveolar injuries?

A

Crushing/ compression alveolar lwall
Fracture socket/ wall
Fracture alveolar process/ maxilla/ mandible

22
Q

What hx need if inury?

A
Pt details
Who attended with 
C/O - HPC
Lost tooth - is accounted for
Any safe guarding concenrs
Other issues take precedent - head injuries
MH
PDH
23
Q

What will see on EO exam if bony involvement?

A

Step deformities, unable open/close

24
Q

What look for EO exam?

A

Swelling, bruising, laceration

25
Q

What may see ST on IO exam?

A

Swelling, laceration, haematoma, torn frenum

26
Q

What look for with teeth on IO exam?

A

Fractures, pulpal involvement, discolouration, mobility, dispalcmenet, buccal tenderness, TTP

27
Q

What assess on radiograph when trauma?

A
Size pulp
Development apex 
Root fractures
State periapical region 
Relation permanent sucessor
28
Q

How test for vitality?

A

Clinically: discolouration/ sinus

Ethyl chloride/ EPT

29
Q

What consider when doing vitality testing?

A

Concussion/ luxation injuries - transient nerve damage may have -ve response up 3 months