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Advanced Periodontology > Ch 17 perio > Flashcards

Ch 17 perio Flashcards

1
Q

What is the fundamental importance for the success of periodontal therapy

A

preventing recurrent disease and maintaining oral health

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2
Q

this is “the continuing periodic assessment and prophylactic tx of the perio structures that permit early detection and tx of new or recurring abnormalities or disease”

A

periodontal maintenance

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3
Q

perio maintenance is commonly referred to as

A

recall, supportive perio therapy, or the maintenance phase of perio tx

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4
Q

what is the overall goal of dentistry is to

A

attain and maintain healthy and functional dentitions and oral tissues for a lifetime

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5
Q

what is the primary objective of periodontal maintenance

A

is to preserve the stable state achieved during the active phase of perio therapy

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6
Q

what are the issues that are relevant to maintenance

A
  • effectiveness of perio therapy in arresting the progression of periodontitis and preventing tooth loss
  • Objectives of perio maintenance
  • Importance of pt compliance with recommended recall schedules and plaque biofilm control regimens
  • Components of the maintenance appointment
  • Recurrence of perio disease
  • Significance of caries in the perio maintenance population and the appropriate use of fluorides in caries prevention
  • Sensitivity of dentin after perio therapy and recommended tx
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7
Q

Periodontal therapy consists of a series of three phases of tx

A 
Initial or hygienic, phase including the reevaluation phase (Phase 1)
Surgical phase (Phase 2)
Maintenance phase (Phase IV 4)
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8
Q

which phase consists of individualized oral hygiene instruction and supragingival and subgingival debridement of bacterial plaque biofilm and calculus

A

Initial phase

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9
Q

what happen during reevaluation

A

a second assessment of the perio condition is performed to determine the results of initial therapy and whether additional perio intervention is required

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10
Q

The _____ is initiated immediately after reevaluation to ensure the stability of results attained in the initial phase

A

Maintenance program

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11
Q

arrest the progression of perio disease by eliminating or reducing the local microbial etiologic factors: that is removal of the pathogens that illicit the inflammatory response in the host

A

This is a major objective of perio therapy

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12
Q

successful prevention of gingivitis and periodontitis begins with

A

good personal oral hygiene and periodic professional maintenance care to minimize or eliminate the etiologic factors that lead to the pathogenic state

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13
Q

what is associated with the occurrence of periodontal disease

A

gingivitis

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14
Q

gingivitis does not always proceed to periodontitis; however

A

periodontitis is always preceded by gingivitis

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15
Q

what nonsurgical periodontal therapy also called

A

Phase 1 therapy or the hygienic phase

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16
Q

this is recognized as an effective tx to arrest or retard the progression of early periodontal disease

A

phase 1 therapy or the hygienic phase

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17
Q

it is the responsibility of the dental hygienist to

A

help maintenance pts understand the benefits of reg. professional care and daily personal plaque biofilm control

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18
Q

periodontal maintenance care must begin soon after active therapy and must occur in

A

3-4 month intervals

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19
Q

the success of perio tx relies on what

A

surgical and nonsurgical procedures for through root debridement and long-term maintenance through periodic professional therapy and daily personal oral hygiene

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20
Q

the overall objective of periodontal maintenance is to what?

A

Prevent the development of new or recurrent periodontal disease through supervised care and to preserve a functional and comfortable dentition for life

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21
Q

what are the five underlying objectives

A
  1. Preservation of clinical attachment levels
  2. Maintenance of alveolar bone height
  3. Control of inflammation
  4. Evaluation and reinforcement of personal oral hygiene
  5. Maintenance of optimal oral health
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22
Q

what is necessary to asses periodontal health

A

monitoring the gain or loss of clinical attachment levels and probing depths

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23
Q

A gain of clinical attachment and improved probe depth measurement are common findings after

A

periodontal therapy

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24
Q

The reductions in probe depths after periodontal therapy results from what

A

healing at the epithelial attachment and reduction of gingival swelling

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25
Q

what is the most valuable and practical measurement to predict clinical attachment loss during maintenance therapy

A

increasing probe depths

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26
Q

Increasing probe depths are more predictable than

A

increasing biofilm scores, bleeding sites or amount of suppuration

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27
Q

evaluation of the stability of perio health requires through

A

documentation of probing depths and clinical attachment levels

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28
Q

probing depths and clinical attachment level measurements are essential for monitoring pt perio status during what phase

A

maintenance phase

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29
Q

every recall appointment must include a _____, regardless of weather it is a comprehensive or a monitoring assessment

A

periodontal evaluation

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30
Q

what is the most reliable means of determining the current health of the periodontium for maintenance pts.

A

regular periodontal probing and assessment of clinical attachment loss

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31
Q

what is characterized by the progression of gingival inflammation into deeper periodontal structures, resulting in the loss of alveolar bone support for teeth

A

perio disease

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32
Q

what is required to compare bone changes over time

A

periodic radiographs examinations

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33
Q

what provides important data that can be used to evaluate the long term stability of alveolar bone height during maintenance therapy

A

radiographs

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34
Q

radiographic images records of alveolar crestal height reflect only historical bone loss not ____

A

active bone destruction

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35
Q

what is one of the most important aspects of periodontal maintenance

A

personal oral hygiene

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36
Q

what is never finished, it is ongoing throughout the pts lifetime

A

periodontal tx

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37
Q

the reason why pt do not comply with maintenance is

A

schedules are complex, because each individual has different needs and experiences

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38
Q

noncompliance is seen more commonly in pts who what?

A

who do not perceive chronic disease to be life-threatening

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39
Q

what is the primary etiologic agent of gingivitis and perio disease

A

bacterial plaque biofilm

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40
Q

it is well established that ____ can prevent both dental caries and perio disease

A

meticulous oral hygiene

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41
Q

reason for noncompliance with maintenance schedules

A
  • Fear
  • Economic concerns
  • Socioeconomic levels
  • influence from family and friends
  • perceived indifference from the dental hygienist
  • Failure to understand the significance of periodontal maintenance
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42
Q

Daily mechanical plaque biofilm control with a variety of cleaning aids is the responsibility of the pt, however what is the dental hygienist responsible for?

A

to educating pt and motivating the, to perform these task

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43
Q

strategies to increase compliance start with what

A

increasing the pts knowledge

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44
Q

research suggests that the highest dropout rate occurs during the ___years of maintenance therapy

A

1

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45
Q

are a common source of concern about suggested maintenance intervals

A

economic

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46
Q

is often a primary determinant of pt compliance

A

the cost of maintenance appointments

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47
Q

Regular professional maintenance visit are the cornerstone of perio maintenance. What are the principal aims of the maintenance appt.

A
  1. Evaluate the stability of results after active therapy
  2. to remove bacterial plaque biofilm accumulations on the tooth surface thoroughly
  3. to eliminate all factors that favor the persistence of pathogenic bacteria
  4. to evaluate and reinforce plaque biofilm control
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48
Q

on average the maintenance appointment last how long

A

1 hour and generally provides sufficient time for thorough and proper care

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49
Q

the perio maintenance apt must begin with what

A

a verbal and written update of the pts medical and dental history, current meds and vital signs

50
Q

what are the parameters that evaluated in the pts current perio status

A
  • probing pocket depths
  • clinical attachment loss
  • gingival recession
  • Bleeding on probing
  • Suppuration
  • tooth mobility
  • furcations
  • mocogingival involvement
51
Q

what is used to measure the normal sulcus and perio pocket depths from the base of the sulcus to the gingival margin

A

perio probe

52
Q

what are the six measurements taken when while probing on each tooth

A
  1. distobuccal
  2. buccal
  3. mesiobuccal
  4. Distolingual
  5. lingual
  6. mesiolingual
53
Q

you must complete a new perio chart at least

A

once a year

54
Q

what is apparent when the root surface is clinically exposed as a result of apical migration of the JCE and loss of marginal gingiva

A

gingival recession

55
Q

recession is measured from the

A

cementoenamel junction to the gingival margin

56
Q

what is added to probing depths to provide an estimate of total clinical attachment loss

A

recession

57
Q

the exposed root surface in the areas of recession are of special concern bec of the increased risk of what?

A

dentin sensitivity or hypersensitivity and carious lesions

58
Q

Bleeding on probing is a reliable indicator of what

A

pocket inflammation and is a good but not prefect predictor of active disease

59
Q

what is the formation of pus that is visible at the entrance of the pocket what light pressure is place on the external gingival surface

A

suppuration

60
Q

what is suppuration also referred to as

A

exudate or purulent

61
Q

what is an accumulation of inflammatory cells and serum proteins

A

pus

62
Q

the presence of pus indicates that the site requires

A

treatment

63
Q

sites with bleeding or suppuration show some or all of the characteristic signs of inflammation must be what

A

treated during the maintenance visit and the pt possibly rescheduled for further tx

64
Q

what are the signs of inflammation

A

redness, swelling, heat and pain

65
Q

what are the causes of mobility

A
  1. inflammation of the perio ligaments
  2. loss of perio support
  3. trauma from occlusion
66
Q

what is defined as loss of clinical attachment and supporting bone to a multirooted tooth beyond the division of the roots.

A

furcation involvement

67
Q

the status of furcations is evaluated with what

A

a periodontal probe or a curved Nabers probe and must ne assessed at every maintenance appointment

68
Q

The dental hygienist must spend more time treating the furcation areas bec

A

they are less accessible to debridement techniques and teaching the pt specific home care techniques

69
Q

what are some things a pt can use to clean a furcaton

A

toothpicks or interproximal brushes

70
Q

This extension of the pocket beyond the mucogingival junction and into the alveolar mucosa represents what

A

mucogingival involvement

71
Q

The frequency of x-ray imaging varies on what

A

the basis of age, risk of disease and signs and symptoms

72
Q

indications for radiographs include

A
  • caries activity
  • increased perio destruction
  • suspected pathology
73
Q

it has been suggested that a full mouth series of x-rays should be taken

A

every 2 to 4 years during maintenance care for comparison with previous films

74
Q

full mouth x-rays permits the detection of changes in

A

alveolar bone height, repair of osseous defects, signs of trauma from occlusion, periapical conditions, and caries

75
Q

Vertical posterior bitewings images are often preferred in

A

periodontics to provide both caries detection and a better image of alveolar bone levels.

76
Q

a plaque biofilm evaluation is necessary to determine what

A

the pts effectiveness in maintaining a clean oral environment

77
Q

what is the two purpose of disclosing agent

A
  1. plaque biofilm score can be calculated, which can be recorded in the pt chart and compared at subsequent maintenance visits to help movtivate compliance with home care regimens
  2. pt can be shown existing plaque biofilm as an educational tool to demonstrate oral hygiene techniques
78
Q

In areas with deeper pockets or furcations involvement that cannot be maintained in health, what may be required

A

surgical therapy

79
Q

what is the purpose of polishing

A

remove acquired pellicle, bacterial plaque biofilm and extrinsic stains completely form the clinical crowns of the teeth, providing smooth and shiny tooth surfaces

80
Q

the therapeutic value of polishing is limited bec

A

pellicle begins to form with mins

81
Q

plaque biofilm accumulates again in about __ to __ hours later

A

1 to 2 hours

82
Q

what is not considered an etiologic factor in gingivitis or perio disease

A

extrinsic stain

83
Q

Factors for determining the interval between perio maintenance visits

A
  • Probing depths
  • Bleeding on probing
  • Effectiveness of pt plaque biofilm control
  • Age
  • Med history
  • Dental history
  • Perio history
  • History of compliance with maintenance
  • Compliance with oral home care regimen
84
Q

What are the serval factors that may contribute to recurrence of perio disease

A
  1. Insufficient pt plaque biofilm control
  2. Incomplete removal of bacterial plaque biofilm and calculus during therapy
  3. Presence of faulty restorations
  4. Prostheses that favor the reestablishment of disease
  5. lack of pt compliance with recommended maintenance procedures
  6. Systemic conditions that negatively affect the oral cavity
85
Q

aggressive periodontitis affects about what % of the adult population with periodontitis

A

8% to 13%

86
Q

signs of recurrent disease are

A
  • Increasing probing pocket depths, which are indicative of clinical attachment loss
  • Recurrent bleeding on probing
  • Chronic gingival inflammation
  • Gradual increase in x-ray bone loss
  • gradual increases in tooth mobility
87
Q

approximately how many weeks after re-tx is a complete perio reevaluation os necessary to determine the results, prognosis, and tx recommendations

A

4-6 weeks

88
Q

what is fundamental concern in the perio population

A

root surface caries

89
Q

what is a soft progressive lesion of the root surface that involves bacterial plaque biofilm and microbial invasion

A

root caries

90
Q

where does the caries lesion usually begin at

A

on the cemental surfaces of the root, at or near the CEJ and proceeds to invade the underlying the peripheral dentin

91
Q

what is the predominant organism in bacterial plaque biofilm samples covering carious root surfaces

A

Actinomyces viscous

92
Q

Predisposing Conditions for root surfaces exposure

A
  • Perio disease
  • Perio surgery
  • Malocclusion
  • Orthodontic tx
  • Mechanical trauma
93
Q

In periodontal health

A

the cemental root surface is covered by gingival tissues and functions as a major component of the perio attachment apparatus

94
Q

In perio disease and other conditions that lead to gingival recession

A

the cementum becomes exposed as the junctional epithelium migrates apically and the gingival margin recedes.

95
Q

_% to _% with men having more root caries than women

A

7 to 56

96
Q

what are risk indicators of root caries

A

loss of gingival attachment is considered a significant risk factor along with age, number of teeth, presence of coronal caries, level of oral hygiene, water fluoridation, and years of education

97
Q

Pt st high risk for caries can be aggressively treated with

A

chlorhexidine rinses to reduce the amount of cariogenic bacteria and then encouraged to use appropriate fluoride therapy and diet modifications

98
Q

the functions of this include antimicrobial activity, control of pH, and removal of food debris from the oral cavity

A

Saliva

99
Q

this can lead to difficulties with speaking, eating, swallowing an wearing dentures, candida infection, dental caries, and perio disese

A

Xerostomia (dry mouth)

100
Q

xerostomia is a relatively common finding that may be related to numerous conditions including

A
  • systemic disease
  • Diabetes
  • Sjogren’s syndrome
  • immunocompromised states
  • head and neck radiation therapy
  • during therapy
  • dehydration
  • stress and anxiety
101
Q

the oral mucosa of xerostomic pt may appear

A

red, dry, and sticky and angular cheilitis

102
Q

Temporary relief of xerostomia may be achieved with the use of

A

water, glycerin preparations, or artificial saliva as salivary substitutes

103
Q

Stimulation of natural salivary flow are

A

surgarless gum, candy or medications is ueful for individuals with limited functional salivary glands

104
Q

clinically what does early root caries appear as

A

multiple discolored areas that are tan or brown

105
Q

arrested root caries is characterized by a

A

dark brown to black discoloration and a hard texture

106
Q

what can lead to difficulties with speaking, eating, swallowing, and wearing dentures

A

Xerostomia

107
Q

Xerostomic individuals have an increase risk of

A

Candida infections, dental caries, and perio disease

108
Q

Prevention of ____ is extremely important in xerostomic individuals bec of their reduced salivary flow

A

Dental caries

109
Q

Whats feel soft and appear shallow (2mm deep) and are usually covered with bacterial plaque biofilm

A

Active caries lesions

110
Q

because root caries can develop on any root surface which types of examination are essential for caries assessment

A

Clinical and radiographic

111
Q

What are the principal strategies to prevent the development of root caries

A
  • Increasing the remineralization of teeth through fluoride
  • Reducing the # of micros
  • Modifying caries risk by selecting noncariogenic foods
  • Limit intake of fermentable carbs
  • Improving salivary flow
112
Q

This works by inhibiting demineralization of the tooth surface, enhancing remineralization and inhibiting bacterial activity

A

Fluoride

113
Q

Fluoride solutions and gels must be applied directly to the teeth using a cotton pellets or a gel tray system for how long

A

4 mins

114
Q

What is one of the primary etiologic agents for all dental caries

A

Oral microorganisms

115
Q

This is characterized by sharp intermittent pain of short duration or by dull chronic pain. It can effect any number of teeth, and its occurrence is difficult to predict on susceptible surfaces

A

Dentin sensitivity

116
Q

What is the pain of dentin sensitivity caused by

A

various stimuli, such as cold, heat, sweet, or sour foods, oral hygiene practices, or dental instruments

117
Q

What terms are often used interchangeably to describe the pain evoked on stimulation of exposed dentinal surfaces

A

dentin sensitivity and dentin hypersensitivity

118
Q

This refers to excessive sensitivity

A

hypersensitivity

119
Q

What theory is the most commonly accepted explanation of sensitivity of the dentinal surface to external stimuli

A

Hydrodynamic

120
Q

Common therapeutic measures for treating hypersensitive dentin are the use of

A

specific toothpaste, gels, or oral rinses at home and the application of chemical agent in the dental office

121
Q

What are the 4 classified chemical desensitizing agents

A
  1. Anti-inflammatory agent
  2. Protein-precipitating agent
  3. Tubule-occluding agent
  4. Tubule sealants

Advanced Periodontology (6 decks)

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