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Fifa - Surgery > Oral Surgery > Flashcards

Oral Surgery Flashcards

1
Q

When is exodontics indicated ?

A
  • retained deciduous teeth
  • severe periodontal disease
  • non-vital teeth or fractured crown with root exposure
  • teeth undergoing resorption
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2
Q

What is meant by dilaceration?

A

Curved root tip

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3
Q

What is meant by hypercementation

A

Expansion of the apical portion of the root

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4
Q

For single rooted tooth extraction, how do you compress the sides?

A

Compress the sides with your finger to collapse the alveolus

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5
Q

In which two cases can retained root tips be left?

A

Type II and Type III tooth resorption

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6
Q

What is meant by ‘atomization’

A
  • ankylosed roots in which a dental bur is used to drill out remaining root tip
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7
Q

A small root tip can cause or worsen gingivostomatitis

A

TRUTH

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8
Q

Dental radiography is mandated in some state. T/F

A

Truth

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9
Q

Retained root tips can serve as a nidus for periapical inflammation.

A

TRUE

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10
Q

How do you extract multi-rooted teeth?

A

Same as a single root except:

  • section the tooth at the furcation of roots
  • elevate and then remove each root segment individually
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11
Q

Canine Tooth extraction - surgical extraction is performed unless tooth is very mobile. T/F

A

TRUE

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12
Q

What should you use to incise epithelial attachment?

A

15c blade

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13
Q

Where should an incision be placed for canine root extraction?

A

Incision begins in the diastema - NOT at the edge of gingival sulcus - in areas where diastema is small, incision is closer to adjacent tooth

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14
Q

What is an important landmark if removing the entire lateral alveolar bone ?

A

Apex of the root

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15
Q

What type of suture should you use when suturing gingiva ?

A

Absorbable 3-0 or 5-0 suture

- Must be very accurate in placing suture in the attached

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16
Q

What type of suture should you use when suturing gingiva ?

A

Absorbable 3-0 or 5-0 suture

  • Must be very accurate in placing suture in the attached gingiva
  • sutures must be placed every 2-4mm
17
Q

What do you need to do to take care of gingival flaps after surgery?

A

Soft food ( 2 weeks)

  • Nothing with a CRUNCH for 10-14 days
  • No chew toys or hard treats for 2 weeks
18
Q

What can cause an oronasal fistula ?

A
  • dental disease and extractions
  • pressure necrosis from foreign body
  • complication of surgery, radiation therapy and hyperthermia therapy
  • Trauma - electrical cord burns, bite wounds and gunshot wounds, blunt trauma to the head
19
Q

What can cause an oronasal fistula ?

A
  • dental disease and extractions
  • pressure necrosis from foreign body
  • complication of surgery, radiation therapy and hyperthermia therapy
  • Trauma - electrical cord burns, bite wounds and gunshot wounds, blunt trauma to the head
20
Q

What is the most common cause of electrical burns ?

A

Chewing electrical cords

21
Q

What is the most common cause of electrical burns ?

A

Chewing electrical cords

22
Q

What are the clinical signs of oronasal fistula ?

A

Nasal discharge
Sneezing
Aspiration Pneumoniae

23
Q

How do you repair an oronasal fistula ?

A
  • avoid tension on close (tension = failure)
  • two layer technique
    continuity of nasal and oral mucosa is restored –> suture lines are off set
  • single flap technique
    *position suture line over supported tissue
24
Q

When is a single flap techhnique indicated ?

A
  • Acute (non-healed ) fistulas

* Defects are too large to allow a two layer closure

25
Q

When is a Double flap technique indicated ?

A
  • Used for congenital defects and chronic fistulas where the oral mucoperiosteum has healed to nasal mucosa
  • The hinge flap receives its blood supply from the nasal mucosa so elevation of this flap towards the fistula must be done carefully to avoid damaging the blood supply
26
Q

What are the 2 intraoral salvage procedures?

A
  1. acrylic appliances

2. nasal septum button

27
Q

If the is hard palate fracture, what are the treatment options ?

A
  • conservative management
  • suture
  • acrylic splint between canine teeth and suture
  • last resort - pin and Figure of 8 wire and suture

Fifa - Surgery (8 decks)

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