necrotizing perio diseases and abscesses Flashcards Preview

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Flashcards in necrotizing perio diseases and abscesses Deck (27):
1

what are the characteristics of both NUP and NUG?

Necrosis of papilla (“punched-out”)

Pain (chief complaint)

Bleeding

ATTACHMENT LOSS

2

what part of the oral cavity does Necrotizing Ulcerative Stomatitis effect

the mucous membranes (gums, lips, or palate)

3

what 2 groups are at the highest risk for necrotizing diseases?

young adults

Immunocompromized individuals (HIV)

4

T/F: the prevalence of NUP/NUG in young adults in undeveloped areas of the world is between 2% and 7%

FALSE

its 2-7% in industrialized countries
(much higher in undeveloped areas)

5

what are the clinical presentations of NUP and NUG?

Ulceration and necrosis of interproximal papillae
Painful gingiva
Bleeding (spontaneous, on slight provocation)

6

what are the differential diagnosis of NUP and NUG?

Primary Herpetic Gingivostomatitis

Oral mucosal diseases

7

which bacteria are associated with NUG/NUP?

Spirochetes (Treponema)
Fusobacterium
P. intermedia

8

what host factors play a role in the development/progression of NUP and NUG?

Immunosuppression

Pre-existing gingivitis, poor oral hygiene, history of previous NPD

Psychological stress, lack of sleep

Smoking

9

what are the acute treatments for NUP/NUG?

Debridement
Oral rinses (H2O2 – CHX)
Antibiotics

10

________ abscesses are localized, painful, rapidly expanding lesion usually of sudden onset

gingival

11

gingival abscesses are generally limited to the _____________ or ___________

marginal gingiva or interdental papillae

12

what is the cause (etiology) of gingival abscesses?

irritation from foreign bodies forcefully embedded into previously healthy tissues

13

what are periodontal abscesses?

localized purulent inflammation in the periodontal tissues

14

periodontal abscesses extend from pocket to periodontal tissues, localized along _____________

lateral root surfaces

15

__________ of periodontal abscesses occurs when drainage through pocket is impaired

localization

16

when do periodontal abscesses usually occur?

Following trauma (root fracture) or endodontic perforation

17

what are the 3 periodontal-related abscess types?

Exacerbation of chronic lesion

Post-therapy Abscess

Post-antibiotic Abscess

18

name the 2 causes of Non-Periodontitis-related Abscesses

Foreign body impaction

Root morphology alterations

19

what types of root morphology alterations can cause abscesses?

External root resorption

Cemental (root) tears

Iatrogenic (endodontic perforation)

20

perio abscesses are found in ____% of patients that are being treated for periodontitis

27%

21

where are perio abscesses most common?

in molar sites

22

name the bacterial species associated with perio abscesses

Periodontitis flora
P. gingivalis

23

what clinical signs are used to diagnose a periodontal abscess?

- Swelling/redness
- Suppuration
- Pain
- Gingival tenderness
- Associated with deep pocket
- BOP, mobility, radiographic bone loss
- Fever, malaise, lymphadenopathy

24

untreated periodontal abscesses can cause ________, a condition in which bacteria enter the blood stream

bacteremia

25

what are the differential diagnoses for perio abscesses?

Periapical (endodontic) abscess
Vertical root fractures
Endo-perio abscess

26

what is involved in Acute lesion management? (treatment for periodontal abscesses)

Incision and drainage

SRP

Antibiotics

Periodontal Surgery

27

what viruses have been associated with necrotizing ulcerative gingivitis?

Human cytomegalovirus

HIV