6. Periodontal disease and conditions Flashcards

(46 cards)

1
Q

When does plaque induced gingivitis occur?

A

During puberty

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2
Q

What are two conditions that commonly result in plaque induced gingival enlargement?

A

mouth breathers

active ortho treatment

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3
Q

What drugs commonly cause gingival enlargement?

A

Anti-seizure (Dilantin)
Cyclosporine (immunosuppressant)
Calcium Channel Blockers (diltiazem, nifedipine, amoldipine)

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4
Q

Does drug induced gingival enlargement occur over edentulous areas?

A

No

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5
Q

Where are gingival abscesses found?

A

marginal gingiva or interdental papilla

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6
Q

Where is it most common to see pericornitis?

A

3rd molars

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7
Q

What are the signs and symptoms associated with Vitamin C deficiency gingivitis?

A

edematous, spongy non-specific gingiva

spontaneous bleeding
delayed wound healing

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8
Q

What is the primary bacteria in chronic periodontitis?

A

P. gingivalis

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9
Q

What are the signs and symptoms of ANUG?

A

rapid painful onset of inter proximal and marginal necrosis and ulceration

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10
Q

At what age is ANUG typically seen?

A

late teens/early 20s in the US

younger in less developed

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11
Q

T/F: Patients with diabetes are at increased risk of earlier onset of periodontitis even if they have similar plaque/calculus levels as healthy controls

A

True

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12
Q

Where is localized aggressive periodontitis in the primary dentition most commonly seen

A

primary molars

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13
Q

What is the etiology of prepubertal periodontitis?

A

A.a.
Leukocyte chemotaxis defect
Cementum defect

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14
Q

What is definition of localized aggressive periodontitis?

A

bone loss around incisors, first molar and no more than 2 other teeth

pt otherwise systemically healthy, age of onset 10-15

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15
Q

What is etiology of localized aggressive periodontitis?

A

A.a
neutrophil chemotaxis and phagocytosis
over reactive monocyte response
genetic defect in gene encoding IgG2

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16
Q

What is the dental sequale of hypophosphatasia?

A

early loss of primary teeth due to abnormal cementum formation

Exfoliated with intact roots, before complete root formation, in order of eruption

permanet teeth may be unaffected

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17
Q

What are the 5 levels of severity of hypophosphatasia?

A
perinatal (lethal)
infantile
childhood
adult 
odontohypophosphatasia
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18
Q

What is the etiology of hypophosphatasia

A

defect or deficient in tissue nonspecific alkaline phosphatase (TNSALP)

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19
Q

How do you diagnose hypophosphatasia

A
low AKP
increased phosphoethanolamine (urine) or phosphate (blood)
20
Q

What is the enzyme therapy for treatment of hypophosphatasia

A

Asfotase Alpha

21
Q

What is the definition of mucogingival defect

A

pocket depth > width of attached keratinized gingiva (KG

22
Q

Where is it most common to have a mucogingival defect

A

lower incisors due to labial position

23
Q

How do you calculate attached keratinized gingiva

A

Attached KG = MGJ to FGM (note sites < 1 mm)

24
Q

What is pseudo-recession?

A

recession like appearance without root exposure

25
What should normal bone height be and how do you measure it?
interproximal crest should be 1-2 mm apical of CEJ as seen on BWX
26
How do you measure attachment loss
Attachment loss = Pocket depth - (distance from CEJ to FGM)
27
What percentage of patients with downs syndrome have periodontal disease?
60-100%
28
What systemic condition has the radiographic appearance of "floating teeth"
Langerhans cell histiocytosis (X)
29
What is the etiology of Langerhans cell histiocytosis (X)
abnormal proliferation and dissemination of histiocytic cells of the Langerhans system
30
What is the treatment for Neutropenia?
systemic granulocyte colony stimulating factor (G-CSF) to treat underlying cause
31
What are systemic conditions that have periodontal consequences?
``` Hypophosphatasia Leukocyte adhesion defect (LAD) Papillon-LeFevre syndrome Downs syndrome Chediak-Higashi syndrome Neutropenia Langerhans cell histiocytosis (X) Leukemia ```
32
What are signs/symptoms of Chediak Higashi syndrome?
``` Oculocutaneous albinism photophobia nystagmus peripheral neuropathy periodontitis ```
33
What are signs and symptoms of papillon-LeFevre syndrome?
palmar and plantar hyperkeratosis Attachment loss (due to A.A. bacteria) causing early loss of primary/perm dentition
34
What are signs and symptoms of Leukocyte adhesion defect (LAD)?
Generalized periodontitis in primary and permanent dentition Frequent respiratory, skin, ear and other soft tissue bacterial infections
35
What are dental manifestations of leukemia?
gingival enlargement hyper plastic, edematous, blue/red gingiva due to infiltration of leukemic cells (mostly seen in AML) petechiae or mucosal ulcerations may be present with any form of leukemia
36
What condition is pyogenic granuloma commonly associated with?
pregnancy
37
what % of teenagers have BOP?
60%
38
what systemic factors may increase risk of plaque induced gingivitis?
steroid hormones - puberty, pregnancy, menstruation and oral contraception
39
what local factors may contribute to plaque induced gingivitis
crowding, ortho appliances, mouth breathing, eruption, calculus
40
What percentage of children and teenagers have calculus?
10% children | 33% (1/3) teenagers
41
what are clinical features of plaque induced gingival enlargement
enlarged interdental papilla and/or marginal gingiva may be generalized or localized
42
what are clinical features of drug influenced gingival enlargement
painless enlargement of interdental and marginal gingiva, may go over crowns fibrous tissue related to plaque control
43
what are predisposing factors to ANUG
malnutrition, stress, lack of sleep
44
what is the dental management for ANUG
local debridement NSAIDS ABX: penicillin or metronidazole
45
What percentage of adolescents (14 to 17) have attachment loss of at least 2 mm in one or more sites?
20%
46
What bacterial species is most commonly associated with periodontitis
P. gingivalis