Trauma Flashcards

1
Q

Signs of intracranial Pressure

A
Loss of consciousness
Nausea and vomiting
Dizziness
Headache
Lethargy or irritability
Memory loss
Pupil size and reaction to light
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2
Q

Occlusal view for primary teeth

A

Occlusal plane
Gentle bite to stabilize
Outside edge should be at incisors

60 degrees through bridge of nose

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3
Q

2 week radiographic evidence

A

Pulpal necrosis

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4
Q

3 week radiographic

A

Inflammatory resorption

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5
Q

6 week radiographic

A

Replacement resoprtion ankylosis

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6
Q

Short term reaction of teeth to trauma

A
Pulpal hyperemia (pulpitis)
Internal hemorrhage
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7
Q

Long term reactions of teeth to trauma

A

Pulpal necrosis
Pulp canal obliteration
Inflammatory resorption
Replacement resorption

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8
Q

Pulpitis internal hemorrhage

A

May lead to cold sensitivity

This is an immediate response

May be transient q

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9
Q

Pulp canal obliteration and pulpal necrosis

A

These are long term responses

Both ar irreversible

PCO causes yellow discoloration

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10
Q

Replacement resoprtion

A

Direct union of bone and root

Resorption of root and replacement with bone

Direct results of loss of vital PDL

Lack of mobility and dull percussion sound

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11
Q

2 types of injuries

A

Injuries to the tooth =fractures

Injuries to the PDL=luxation

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12
Q

Goals of fracture

A

Temp cover up

Establish follow up plan

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13
Q

Goals of luxation

A

Resportion and stabilize

Establish follow up plan

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14
Q

Class I fracture

A

Limited to enamel

Restore perm with composite

Ignore primary

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15
Q

Class II fracture

A

Fracture includes enamel and dentin

Pulp is not exposed

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16
Q

Class II primary tooth

A

Composite/GI

Then monitor for symptoms

Definitively restore with composite/GI

3-4 week follow up

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17
Q

Class II fractures Permanent Teeth

A

Bond fragment if available
Composite blind aid

6-8 weeks clinical and radiographic exam

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18
Q

Class III Fractgure

A

Involves enamel and dentin and pulp is exposed

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19
Q

Class III fractures primary teeth options

A

Partial pulpotomy
Pulpotomy
Pulpectomy
Extraction

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20
Q

Class III primary teeth usually comes down to

A

Behavior

Partial pulpotomy
Extraction

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21
Q

Class III primary teeth follow up

A

1 week clinical exam

6-8 weeks clinical radiographic exam

1 year clinical and radiographic exam

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22
Q

Class III fractures permanent young tooth

A

Young tooth with open apex or closed apex

Direct pulp cap
Partial pulpotomy (Cvek technique)
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23
Q

Class III fractures permanent mature tooth

A

Mature tooth with closed apex

Pulpectomy

Direct pulp and partial are also options

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24
Q

Cvek Partial pulpotomy

A

Single tooth isolation

Access the pulp chamber to a depth of 1-2 mm

Extend to allow access keep in dentin

Bleeding is good

Medicaments

Condense a sufficient thickness of dry calcium hydroxide powder to fill preparation at least 1 mm in depth

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25
Q

If no bleeding

A

Tooth may be necrotic and pulpectomy is indicated

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26
Q

Class III fractures permanent teeth

A

Restoration can occur after success of Cvek has been determined

Typically after 6-8 weeks follow up
Strip crown or composite buildup

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27
Q

Chin trauma

A

Posterior crown fracture
Mandibular consular fractures
Cervical spine injury

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28
Q

Luxation injuries

A
Concussion
Subluxation
Extrtusive luxation
Lateral luxation
Intrusive luxation
Avulsion
29
Q

Concussion

A

An injury to the tooth-supporting structures without abnormal mobility or displacement of the tooth

30
Q

How can you tell concussion

A

Tender to percussion

31
Q

Primary teeth Concussion

A

No emergency treatment

Monitor for symptoms

32
Q

Subluxation

A

An injury to the tooth supporting structures with increased mobility but without displacement of the tooth

May have bleeding from gingival sulcus

33
Q

Subluxation primary tooth

A

No emergency tooth shoul tighten back up

Same with permanent -can consider splinting for 2 weeks

34
Q

Extrusion

A

A partial displacement of the tooth out of its socket

Looks long

May be mobile

35
Q

Minor extrusion primary

A

<3 mm
Reposition but dont splint

Spontaneous alignment

36
Q

Extrusion severe primary

A

Extract

37
Q

Extrusion permanent teeth

A

Reposition with digital pressure

Flexible splint for 2 weeks

Rx chlorhexidine mouth rinse

38
Q

Extrusion follow up closed apex

A

Likely pulp necrosis

Remove pulp and fill with CaOH when indicated

Complete gutta percha fill in 2 months if no inflammatory resorption

39
Q

Lateral luxation

A

A displacement of the tooth in a direction other than a i ally

Usually immobile

This is accompanied by fracture of the alveolar socket

40
Q

Lateral luxation primary teeth retrusion

A

If no occlusal interference then allow spontaneous repositioning

With occlusal interference resportion (but do not splint) or extract

Severe protrusion
-extract

41
Q

Lateral luxation permanent teeth

A

Reposition with digital pressure

Flexible splint for 4 weeks

Rx chlorhexidine mouth rinse

42
Q

Lateral luxation closed apex

A

Likely pulp necrosis remove pulp and fill with CaOH when indicated

Complete gutta percha fill in 2 months if no inflammatory resorption

43
Q

Intrusive luxation

A

A displacement of the tooth into the alveolar bone

Tooth is immobile

This injury is accompanied by comminution or fracture of the alveolar socket

44
Q

Intrusion primary tooth if displaced labially

A

Then allow spontaneous re eruption

45
Q

Intrusion if tooth displacement into tooth bud

A

Extract

46
Q

Injuries to developing teeth

A
Discoloration
Enamel hypoplasia
Crown or root dilaceration
Arrested development
Disturbance in eruption
47
Q

Greatest risk to developing teeth

A

Ages 1-3

48
Q

Intrusion permanent teeth Open apex

A

Up to 7mm- spontaneous eruption

More than 7 mm: ortho or surgical repositioning

49
Q

Intrusion permanent teeth closed apex

A

Up to 3 mm; spontaneous eruption

3-7 mm ortho or surgical reposition

More than 7 mm surgical reposition

If repositioned splint with flexible splint for 4 weeks

50
Q

Intrusion follow up for closed apex

A

Remove pulp and fill with CaOH within 2-3 weeks

Complete gutta percha fill in 2 months if no inflammatory resoprtion

51
Q

Avulsion

A

A complete displacement of the tooth out of its sockets

52
Q

Primary avulsion

A

NEVER re-implant

53
Q

Avulsion permanent tooth ultimate goal

A

PDL healing without root resorption

54
Q

Avulsion percent tooth most critical factor

A

Maintain an intact and viable PDL on the root surface

55
Q

Avulsion of permanent tooth

A

EVERY MINUTE COUNTS

Whoever is holding tooth is the person to put it back

Flexible splint for 2 weeks

56
Q

Avulsion of permanent tooth medication

A

Systemic antibiotics
Chlorhexidine rinse
Ibuprofen

57
Q

Transport media

A

HBSS
Milk
Saline
Saliva

Avoid water

58
Q

Management of root surface

A

Maintain PDL cell vitality

Don’t handle surface

Gently remove persistent debris

59
Q

Management of the socket

A

If clot present use saline irrigation

Do not curette socket

Reposition alveolar bone

Manually compress bony plates after replantation

60
Q

Management of soft tissue

A

Tightly suture any soft tissue lacerations particularly in the cervical region

61
Q

Splinting

A

Use fish line/acid etch resin

Maint splint up to 2 weeks longer if excessive mobility

62
Q

Home care

A

No biting on splinted they
No sports
Soft diet for 2 weeks

Good oral hygiene

63
Q

After removing splint

A

Asses need for RCT follow up should happen a t 4 weeks 3 months 6 months 1 year and yearly thereafter

64
Q

Closed apex avulsion

A

Remove pulp fill with CaOH within 7-10 days

Splint 2 weeks

Complete gutta percha fill in 2-12 months

65
Q

Immature permanent tooth avulsion

A

Best prognosis if replanted within 20 minutes

Replant and splint as with mature teeth

66
Q

Revascularization technqieu

A

Stimulate bleeding through apex

Place MTA on top of clot

Allow continued root development and root wall thickening

67
Q

What to do when the tooth becomes ankylosed

A

Maintain it as long as possible

68
Q

For permanent teeth if the apex is closed and you expect the blood supply is severed

A

Depending on the severity of the injury

Do the pulpectomy