Non-Surgical Periodontal Management Flashcards

(39 cards)

1
Q

Non surgical management is also called…..

A

cause related therapy

hygiene phase therapy

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2
Q

3 aims of periodontal treatment

A

to arrest the disease process

ideally, to regenerate lost tissue

to maintain periodontal health long term

result = keep teeth

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3
Q

treatment plan stages

A

emergency care

disease control

re- evaluation

                 periodontal surgery

reconstruction

supportive care

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4
Q

parts of disease control phase in Tx plan

A

extraction of hopeless teeth

hygiene phase therapy

caries management

endodontic therapy (RCT)

provisional prostheses

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5
Q

periodontitis

A

Loss of attachment and true pocket formation colonisation of the root surface

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6
Q

parts of hygiene phase therapy

A

Dental health education

Oral hygiene instruction

Scaling and root surface debridement

Removal of other plaque-retention factors
- E.g. defective restoration margins

Re-evaluation
- Establish if worked, if not figure out why

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7
Q

how to carry out dental health education for periodontal management

A

Evaluate patients’ reasons for attendance, attitudes to health care, motivation etc

Explain the nature of disease using diagrams, photographs, models etc.

Discuss findings of examination
- Demonstrate health and disease in the patients mouth
- Explain the nature and consequences of treatment
Why maintenance and commitment needed
- Use language the patient will understand
Booklets on clinics – ask for them to show pt
- Importance of interdental cleaning

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8
Q

3 components of oral hygiene instruction to cover

A

Tooth brushing – modified bass technique

Interdental cleaning
- Floss and tape
- Interdental sticks
- Interdental brushes
Why they don’t use regularly? -show how to use effectively
Many on market – make sure pt knows which they are to use and the right size
Fits but isn’t tight, displace the bristle but not touch the wire
Give them a few sizes to try but not to many to overwhelm

Disclosing agents

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9
Q

scaling

A

removal of plaque and calculus from the tooth surfaces

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10
Q

root surface debridement (RSD)

A

The act of removing dead, contaminated or adherent tissue or foreign material

Encompasses the process of

  • Scaling and
  • Removal of supragingival calculus
  • removal of subgingival plaque in true pocket
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11
Q

progressive alveolar bone loss per year if sub-gingival plaque impregnate pocket

A

1mm/year

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12
Q

2 types of scaling instruments

A

Hand instruments

Powered instruments

  • Ultrasonic (predominate)
  • Sonic
  • Rotating
  • Reciprocating

All equal effective if used correctly and mastered (not damaging teeth)

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13
Q

where can ultrasonic instruments be used

A

supra and sub-gingivally

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14
Q

3 possible problems in restorations that can contribute to periodontal disease

A

Restoration margins

  • Location
  • Adaptation (fit)

Restoration contour

  • Contour emergence can make plaque trap
  • Shelves at gingival margin
  • Square, plaque trap

Partial dentures

  • Gingival convergence
  • Direct trauma
  • Uncontrolled loads
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15
Q

3 ways to measure success in periodontal treatment

A

Inflammation (bleeding on probing indices)

Reduction in probing depth

Gain in probing attachment level

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16
Q

how far apart are the bands on a PCP 12 probe

17
Q

what probe is used for 6PPC

18
Q

coronal gingival overgrowth is

19
Q

gingival recession is

20
Q

probing depth indicates

A

the difficulty of treatment and the likelihood of recurrence

21
Q

attachment levels are

A

measure of tissue destruction (pre-treatment) and the extent of repair (post-treatment)

22
Q

6 factors which influence manual probing measurements/depths

A

the resistance of the tissues

size, shape and tip diameter of the probe

site and angle of the probe insertion

pressure applied

presence of obstructions such as calculus

patient discomfort
- pt complains

23
Q

what does successful periodontal therapy require

A

both supra and sub gingival plaque control

24
Q

effect of supra-gingival plaque control alone

A

decreased gingival inflammation

limited effect on probing depth

no change in attachment levels
- stabilisation

no alteration in subgingival microflora in deep pockets (>6mm)

reduction in inflammation but still pocket – root surface debridement wrong

25
effects of RSD (sub gingival) without supra-gingival
initial reduction in inflammation and pocket depth pockets are re-colonised by bacteria from supra-gingival plaque disease recurs no improvement in OHI response initially but recurrence
26
effects of RSD with supragingival plaque control | both supra and sub
decreased gingival inflammation reduction in probing depth gain in probing attachment level marked changed in the subgingival microbial flora - shrinks from both ends
27
what causes gain in attachment of periodontal pockets
due to long junctional epithelium formation and improved tissue tone (inflammatory infiltrate is replaced by collagen) greatest changes 4-6 weeks after therapy gradual repair and maturation of tissues over 9-12 months
28
2 periodontal treatment approached
quadrant full mouth disinfection
29
effectiveness of full mouth disinfection periodontal treatment approach
Objective: prevent treated pockets being re-colonised by intra-oral translocation of bacteria Full mouth RSD at one or more sittings on the same day Use of chlorohexidine for subgingival irrigation, tongue brushing and mouth rinsing
30
2 main effects of debridement
Reduces microbial challenge - decreased inflammation Inoculation with plaque organisms - boots immune response
31
parts to look at in re-evaluation of periodontal Tx
Patient plaque control - From 100% to 50% Bleeding on probing Residual probing depths (and attachment levels) Tooth mobility Want improvement, measure, use flow charts on clinics
32
periodontal Tx success is
Good oral hygiene No bleeding on probing No pockets >4mm No increasing tooth mobility A functional and comfortable dentition
33
poor OH and persistent inflammation on re-evaluation leads to
identify reason for poor OH then supportive care or repeat cause-related therapy
34
good OH and inflammation resolved on re-evaluation leads to
supportive care and process with Tx plan
35
good OH and persistent deep pockets with BOP on re-evaluation leads to
surgical access or repeat RSD | then re-evaluate
36
3 reasons why periodontal treatment may fail
Poor compliance - Complex – lazy, understanding, physically unwell Inadequate debridement - Access can be hard Host factors - Mainly smoking
37
5 limitations of non-surgical therapy of periodontal disease
Root morphology Furcation involvement - Bone loss in furcation Almost impossible to completely debrine furaction Deep pockets Skill level Time - Less of issue in GDH
38
4 reasons for supportive periodontal care (management)
Maintain periodontal health Detect and treat recurrence Maintain an accepted level of disease Manage tooth loss
39
components of supportive periodontal care Tx
Intervals approx.. 3 month for most patients OH must be reinforced Examine for signs of recurrent disease Scaling, RSD, polishing and other treatment as necessary