lecture 4: periodontal health gingival ds/conditions Flashcards

1
Q

microscopic features of periodontal health

A
  • gingival epithelium
  • gingival CT
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2
Q

parts of gingival epithelium

A
  • oral epithelium
  • sulcular epithelium
  • junctional epithelium
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3
Q

keratinized or non keratinized:
oral epithelium
sulcular epithelium
junctional epithelium

A

oral epithelium - keratinized

sulcular epithelium - non-keratinized, semi perm membrane, no rete pegs

junctional epithelium- non-keratinized attached to tooth with hemidesmosomes infiltrate by PMN.

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4
Q

supracrestal tissue attachment size

A

2.04
JE = 0.97
CTA = 1.07

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5
Q

color of healthy

A
  • coral pink on marginal/attached gingiva
  • red smooth shiny on alveolar mucosa
  • physiologic pigmentation
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6
Q

size of healthy

A
  • size should correspond with the sum total of the bulk of cellular and intercellular elements and vascular supply
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7
Q

consistency of healthy

A
  • firm and resilient (gingival fibers)
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8
Q

surface texture of healthy

A
  • stippled on the attached gingiva BUT not always a sign of health, only 40% of pts will have it on attached gingiva.
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9
Q

contour of healthy

A
  • scalloped and collar-like fashion
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10
Q

shape of healthy

A
  • pyramidal towards the anterior, flattened towards the posterior
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11
Q

position of healthy

A
  • the level at which the gingival margin is attached to the tooth
  • continuous tooth eruption - active and passive eruption - altered passive eruption
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12
Q

definition of gingival health

A

absence of clinically detectable inflammation

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13
Q

3 determinants to initiate ds

A
  • Microbiological determinants
  • host determinants
  • environmental determinants
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14
Q

microbiological determinants are

A
  • supragingival plaque
  • subgingival plaque
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15
Q

host determinants are

A
  • local predisposing factors
    (periodontal pockets, restorations, root anatomy, tooth position and crowding)
  • systemic modifying factors
    (host immune function, systemic health, genetics)
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16
Q

environmental determinants are

A
  • smoking
  • medication
  • stress
  • nutrition and lack of vitamins
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17
Q

indicators for perio/gingival ds

A
  • BOP
  • Peridontal probing
  • Radiographic features
  • Tooth mobility
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18
Q

which is a reliable sign of ds for indicators

A

BOP

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19
Q

indicators - radiographic features

A
  • if there is a well defined lamina dura = sign of healthy periodontium
  • but if do not have, and this is the only sign it could be an xray prob
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20
Q

clinical features of intact periodontium

A
  • no clinical attachment loss or bone loss
  • inflammation is minimum <10%
  • PD within 3mm
  • no erythema and edema
  • physiological bone levels range from 1-3mm (avg 2mm) apical to the CEJ
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21
Q

clinical feature of a reduced periodontium

A
  • BOP more than 10%
  • PD within 3mm
  • no edema, erythema and pt symptoms in the presence of reduced clinical attachment and bone levels
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22
Q

two types of gingivitis

A
  • dental plaque-induced gingival ds
  • non-plaque-induced gingivial ds
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23
Q

how does smoking play a role in clinical findings of gingivitis

A
  • smoking masks BOP by suppressing inflammatory response
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24
Q

clinical findings of gingival features pale color means what

A

reduced vascularization or increased keratinization

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25
clinical findings of gingival features coral pink color means what
normal
26
clinical findings of gingival features red to blueish red color means what
- inflammation intensity - red or blueish red: vascular proliferation or reduced keratinization
27
clinical findings of gingival features gray color means what
tissue necrosis
28
chronic forms of consistency change in clinical findings
- soggy puffiness - softness and friability - firm, leathery consistency
29
acute forms of consistency change in clinical findings
- sloughing with grayish, desquamative debris - vesicle formation
30
if the surface texture is smooth shiny, then what is the indication
epithelial atrophy in atrophic gingivitis
31
if the surface texture is peeling, then what is the indication
chronic desquamative gingivitis
32
if the surface texture is leathery, then what is the indication
hyperkeratosis
33
if the surface texture is nodular, then what is the indication
drug-induced gingival overgrowth (like with high bp meds and Ca2+ blockers)
34
two types of recession
- visible and hidden
35
visible recession
is clinically observable and you have an exposed root
36
a hidden recession
is covered by gingiva, can be measured by probing to the level of epithelial attachment
37
two types of position of gingiva
apparent and actual
38
the severity of clinical findings of the gingiva is determined through
the actual position of gingiva measured from the coronal end of the epithelial attachment of the tooth vs apparent position is measured up to the level of the crest of the gingival margin
39
exposed roots are susceptible to
caries, hypersensitivity, pulp symptoms, plaque accumulation
40
what is McCall festoons
rolled up margins - a rolled, thickened band of gingiva. Close to the mucogingival junction. Usually adjacent to the cuspid.
41
what are stillman's clefts
- narrow triangular shaped gingival recession - cleft becomes broader when progressing apically
42
gingival features - designation
- localized (gingiva adjacent to one or a group of teeth) OR generalized (involving the gingiva throughout the mouth)
43
types of localized designations
marginal and papillary marginal is confined to marginal gingiva papillary is confined to interdental papilla
44
types of generalized designations
- diffuse involves marginal, attached gingiva and papilla - discrete is an isolated sessile or pednucleate, tumor like enlargement
45
the degree scoring system and each grade
it is grade 0 to III. grade 0: no signs of gingival enlargement grade I: confined to the interdental papilla grade II: involves papillae and marginal gingiva grade III: enlargement covers more than 3/4 of the crown.
46
how would you describe this?
- localized because is limited to the gingiva adjacent to the one tooth or a group - diffuse because it inovlves marginal, attached gingiva and papilla - grade II because it involves papillae and marginal gingiva
47
characteristics of plaque induced inflammation
- clincial signs and symptoms are confined in the gingival unit - systemic modifying factors - stable attachment may or may not experience further attachment loss - reversibility
48
modifying factors of systemic conditions for plaque induced
* steroid hormones (puberty, menstrual cycle, pregnancy, oral contraceptives) * smoking * hyperglycemia * leukemia * malnutrition
49
local/predisposing factors for plaque induced
* prominent subgingival restoration margins * hyposalivation
50
drug-induced gingival enlargements
* antiepileptic drugs/dilactin * Ca2+ channel blockers/ **nifedipine**, verapamil, diltiazem, amlodipine, felodipine * Immunoregulating drugs/ cyclosporine * High-dose oral contraceptives
51
52
non-plaque induced gingival ds genetic abnormalities
hereditary gingival fibromatosis
53
non-plaque induced gingival ds- specific infection
bacteria (necrotizing peridontal ds), viral or fungal
54
non-plaque induced gingival ds- inflammatory and immune conditions
- contact allergy - pemphigus vulgaris - pemphigoid - lichen planus
55
non-plaque induced gingival ds-neoplasms
- leukoplakia - erythroplakia - SCC - leukemia - lymphoma
56
non-plaque induced gingival ds- endocrine, nutritional, metabolic ds
- scurvy - toothbrushing trauma - etching - burning
57
non-plaque induced gingival ds- gingival pigmentation
a type of gingival ds potentially or if its abnormal
58
how can clinical signs of inflammation manifested in gingivitis
- swelling, with loss of knife edged gingiva - bleeding on gentle probing - redness - discomfort on gentle probing
59
can you use xrays to dx gingivitis
no becaue you cannot tell inflammation of the SOFT tissues with an xray
60
gingivitis case could be simply, objectively and accurately identified and graded using what
bleeding on probing score.
61
62
a case of dental plaque-induced gingivitis is defined as
more than or equal to 10% bleeding site with probing depths less than or equal to 3mm
63
how much % bleeding sites for localized gingivitis
10 to 30 %
64
generalized gingivitis % bleeding sites
more than 30%
65
what is desquamative gingivitis
NOT A DX, BUT A FINDING/clinical term - it is ds clinically presenting as desquamative gingivitis - you need a series of laboratory results for final dx and corresponding tx.
66
which ds clinically present as desquamative gingivitis
- lichen planus - pemphigoid - pemphigus vulgaris - lupus erythematosus - erythema multiforme - necrotizing stomatitis
67
desquamative gingivitis - lichen planus
= an immunologically-mediated mucocutaneous disorder - t-lymphocytes play a central role - prevalent in middle aged and older F - 5 subtypes: reticular, erosive, patch, atrophic, bullous. Oral lesions: more than gingiva is involved and gingival lesion: restricted in gingiva.
68
what type of desquamative gingivitis is this
lichen planus
69
what type of desquamative gingivitis is this
pemphigoid
70
what type of desquamative gingivitis is this
pemphigus vulgaris
71
what type of desquamative gingivitis is this
lupus erythematosus
72
what type of desquamative gingivitis is this
erythema multiforme
73
what type of desquamative gingivitis is this
necrotizing stomatitis
74
what type of desquamative gingivitis is this
lichen planus reticular lesion
75
what type of desquamative gingivitis is this
lichen planus keratotic lesion
76
what type of desquamative gingivitis is this
lichen planus bullous lesion
77
what type of desquamative gingivitis is this
lichen planus erosive/ulcerative lesion
78
what type of desquamative gingivitis is this
lichen planus erosive/ulcerative lesion
79
desquamative gingivitis - pemphigoid
- a cutaneous, immune-mediated, sub epithelial ds - **separation of the basement membrane zone** **-** Has 3 conditions: 1. pemphigoid gestiations 2. **bullous pemphigoid** **3. mucous membrane pemphigoid**
80
what type of desquamative gingivitis is this
pemphigoid bullous pemphigoid predom skin lesion
81
what type of desquamative gingivitis is this
mucous membrane pemphigoid characteristic of ocular lesion
82
what type of desquamative gingivitis is this
mucous membrane pemphigoid
83
what type of desquamative gingivitis is this
pemphigoid mucous membrane pemphigoid
84
for desquamative gingivitis pemphigoid what do you see in the mucous membrane pemphigoid oral lesions
- nikolyskys signs - attached gingiva - bullae rupter in 2-3 days - healing takes up to 3 weeks
85
desquamative gingivits - lupus erythematosus
- an autoimmune ds with 3 clinical presentations systemic, chronic cutaneous and subacute cutaneous -it an oral lesion: ulcerative or lichen-planus like
86
what type of desquamative gingivitis is this
gingival discoid lupus erythematosus lesion ulcerative or lichen planus like in the attached gingiva
87
desquamative gingivitis - erythema multiforme
- a reactive **acute** vesiculobullous ds - mucocutaneous **inflammatory ds** - broad spectrum from self-limiting to severe progression - predom in **young individuals**
88
what type of desquamative gingivitis is this
erythema multiforme oral lesion swollen lip crust formation
89
what type of desquamative gingivitis is this
- ruptured bullae - extensive ulcers - pseudomembranes
90
what type of desquamative gingivitis is this
erythema multiforme - skin lesions - iris appearance *these signs help you dx more accurately*
91
desquamaative gingivitis - necrotizing stomatitis
- an inflammatory, destructive gingival condition - young adults (HIV) infected individuals - Characteristics of gingival lesion (**punched out apperance and pseudomembrane)** **-** may develop fever and malaise
92
what type of desquamative gingivitis is this
necrotizing stomatitis punched out lesion
93
what type of desquamative gingivitis is this
necrotizing stomatitis extensive ulcers
94
what is pseudomembrane for necrostizing stomatitis
- leukocytes, fibrin, and necrotic tissue - masses of bacteria