Exodontia Flashcards

(54 cards)

1
Q

Which 5 clinical evaluations should be considered when extracting teeth?

A
  • presence of infection
  • restricted mouth opening
  • extent of caries
  • tooth mobility
  • tooth alignment in the arch
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2
Q

What does presence of infection grade 1 indicate?

A

no infection present

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3
Q

What does presence of infection grade 2 indicate?

A

infection confined to alveolar ridge, palate

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4
Q

What does presence of infection grade 3 indicate?

A

moderate soft tissue swelling in low risk area

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5
Q

What does presence of infection grade 4 indicate?

A

space infection unilaterally

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6
Q

What does presence of infection grade 5 indicate?

A

infection spread to bilateral fascial spaces of neck

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7
Q

What does assessment 1 of mouth opening indicate?

A

normal mouth opening

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8
Q

What does assessment 2 of mouth opening indicate?

A

TMJ issues

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9
Q

What does assessment 3 of mouth opening indicate?

A

mouth opening is restricted but adequate for forceps placement

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10
Q

What does assessment 4 of mouth opening indicate?

A

mouth opening inadequate for forceps placement

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11
Q

When assessing extent of caries, what does grade 1 indicate?

A

no caries

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12
Q

When assessing extent of caries, what does grade 2 indicate?

A

decay present but does not influence crown strength

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13
Q

When assessing extent of caries, what does grade 3 indicate?

A

decay involving most of the crown but root intact

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14
Q

When assessing extent of caries, what does grade 4 indicate?

A

tooth decayed below the alveolar bone level

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15
Q

When assessing tooth alignment in arch, what does grade 1 indicate?

A

one or both adjacent teeth missing

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16
Q

When assessing tooth alignment, what does grade 2 indicate?

A

tooth in normal arch

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17
Q

When assessing tooth alignment, what does grade 3 indicate?

A

tooth malposed but can be grasped by forceps

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18
Q

When assessing tooth alignment, what does grade 4 indicate?

A

tooth in linguoversion

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19
Q

What does grade 2 relationship to sinus indicate?

A

low risk - roots below surface floor

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20
Q

What does grade 3 relationship to sinus indicate?

A

medium risk - sinus extends into furcation but bone visible around roots

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21
Q

What does grade 4 relationship to sinus indicate?

A

high risk - sinus surrounds apices of root

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22
Q

What are 7 indications for an extraction?

A
  • pulpal pathology
  • perio
  • orthodontics
  • trauma
  • impaction
  • pathology (cysts, tumours)
23
Q

Which type of NHS consent form is the following?
- patient agreement to investigation or treatment

24
Q

Which type of NHS consent form is the following?
- parental agreement to investigation or treatment for a child or young person

25
Which type of NHS consent form is the following? - patient/parental agreement to investigation or treatment (procedures where consciousness is impaired)
form 3
26
Which type of NHS consent form is the following? - healthcare professionals for adults who are unable to consent to investigation or treatment
form 4
27
To give informed consent, a patient must be what 3 things?
- over 16 years of age - mentally competent to understand and judge the implications of the decision - allowed to make the decision, without pressure of time and away from the environment in which treatment will be performed
28
What are the 4 steps of an extraction?
- application - dilation - disengagement - restoration
29
What are 3 uses of elevators?
- to luxate tooth - to remove fractured or carious tooth - to remove fractured root
30
What is a medical consideration for patients with controlled hypertension?
postural hypotension
31
When treating a patient with a cardio medical condition, what 4 considerations should be made regarding dental treatment?
- treat late morning or early afternoon (endogenous adrenaline levels are lower) - short apps - no treatment within 6 months of MI - limit LA to 2-3 cartridges using aspiration (LA not contraindicated)
32
Which 2 medications should be avoided in a patient with asthma?
- aspirin - NSAIDs
33
What is the therapeutic range for an INR?
2-3
34
When treating a patient with a haemostasis condition, what 3 considerations should be made regarding dental treatment?
- use local measures routinely - avoid NSAIDs - INR should be checked day of or day before surgery
35
Which 3 antibiotics should be avoided in patients with liver disease due to hepatotoxicity?
- erythromycin - tetracycline - metronidazole
36
Which drugs should be avoided in patient with liver disease due to increased risk of haemorrhage?
NSAIDs
37
Which 2 drugs should be avoided in patients with renal disease due to nephrotoxicity?
- aspirin - NSAIDs
38
When treating a patient with diabetes, what 2 considerations should be made regarding dental treatment?
- apps should be early in the day to avoid interfering with mealtimes - glucose levels should be checked prior to surgery (safe range 5-15 mmol/L)
39
Which drugs have the risk of medication related osteonecrosis of the jaw?
bisphosphonates
40
What is the definition of medication related osteonecrosis of the jaw?
- exposed necrotic bone - persistent >8 weeks - history of taking putative drugs - no history of radiation therapy
41
What are 7 symptoms of medication related osteonecrosis of the jaw?
- delayed healing following extraction or surgery - pain - infection - swelling - exposed bone - paraesthesia - numbness
42
Which disease increases the risk of necrosis of the jaw?
pagets disease
43
What are 3 examples of bisphosphonates commonly used?
- alendronic acid - zoledronic acid - risedronate sodium
44
The symptoms of which complication following XLA is the following? - blood clot fails to form or is dislodged - symptoms 1-3 days post op - very painful - oral malodour
dry socket (alveolar osteitis)
45
What are 3 potential reasons for an inability to move the tooth during XLA?
- bulbous or diverging roots - very long roots - ankylosis or sclerotic bone
46
What is a rare complication when extracting primary teeth?
removal of a permanent tooth germ --> extraction of a deciduous molar with apical infection which causes the permanent premolar tooth germ to become attached by fibrous tissue to the periodontal membrane of the overlying tooth
47
What are 3 potential causes of excessive bleeding post XLA?
- tissue damage - hemorrhagic disease - infection
48
Adequate haemostasis is dependent upon which 3 factors?
- vessel wall integrity - adequate numbers of platelets - adequate levels of clotting factors
49
What are 4 potential causes of post operative pain following XLA?
- root stump - sequestrum - trismus - hematoma
50
What are 4 potential reasons for delayed healing of XLA wounds?
- infection - prolonged bleeding - radiotherapy - immunodeficiency
51
What is the percentage of incidence of dry socket?
3% of all extractions
52
What are 4 potential symptoms of a oroantral communication?
- salty taste - change in smell - air into mouth when blowing nose - reflux fluids, even food
53
What is the post op advice given for oroantral communication?
- no nose blowing - antibiotics - nasal decongestants - no smoking
54
What are the 3 components of an antral regime?
- nasal decongestants - mucolytic agents - antibiotic therapy