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Oral Surgery > Dentoalveolar Injuries > Flashcards

Dentoalveolar Injuries Flashcards

1
Q

Name 4 principles of fracture management?

A

Reduction
Fixation
Immobilization
Prevention of infection

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2
Q

What is an open reduction?

A

incision was made then lined bone with plate

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3
Q

What is a closed reduction?

A

no incision was made to reduce fracture

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4
Q

What is an external fixation?

A

screws coming out of skin

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5
Q

What is an internal fixation?

A

screws in and then closed up

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6
Q

Classification for enamel crown fracture?

A

Ellis Class I

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7
Q

Classification for crown fracture involving enamel and dentin?

A

Ellis Class II

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8
Q

Classification for crown fracture involving enamel, dentin, and exposed pulp?

A

Ellis Class III

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9
Q

What root fracture has the best prognosis?

A

apical 1/3 fracture

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10
Q

If a patient presents with a root fracture, what is the Tx?

A

reduce and rigidly splint for 3 months

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11
Q

What is it called when there is hemorrhage and edema in the PDL?

A

concussion

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12
Q

What is it called when the PDL is ruptured, but the tooth is not displaced?

A

subluxation

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13
Q

What dental Tx for patients that have suffered a concussion or subluxation?

A

soft diet

possibly relieve occlusion

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14
Q

Permanet dentition teeth survival between open and closed apex: which is better?

A

open apex

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15
Q

What is it called when both the PDL and plural neuromuscular tissues are violated. Only gingival tissues retain the tooth?

A

extrusion

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16
Q

What is it called when some of the apical PDL fibers are compressed?

A

lateral luxation

17
Q

What dental Tx for patient suffering from extrusion or lateral luxation?

A

reduce and semi-rigidly splint the tooth for 3-4 weeks

18
Q

What is it called when there is extensive injury to the PDL and pulpal tissues?

A

intrusion

19
Q

What dental Tx for intrusion?

A

orthodontically extrude over 2-3 weeks

20
Q

What is it called when the PDL and pulpal tissues are violated and tooth falls out?

A

avulsion

21
Q

What dental Tx for avulsion?

A

reimplant and splint for 7-10 days

22
Q

What is it called when the alveolar, PDL, and pulpal tissues injured and fracture (often multiple teeth)?

A

alveolar fracture

23
Q

What dental Tx for alveolar fracture?

A

reduce and rigidly splint for 4-6 weeks

24
Q

Memory aid for Le Fort fractures?

A

Le Fort 1 is a floating palate
Le Fort 2 is a floating maxilla
Le Fort 3 is a floating face

Oral Surgery (1 decks)

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