Oral infections Flashcards by Scott Gunderson

Q

Strep mutans

A

normal flora (G+)

CAVITIES

GLUCOSYL TRANSFERASE
large polysachh slime layer

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Q

Lactobacillus

A

Takes over with drop in pH

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Q

Actinomyces viscosus

A

Catalase(+)

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Q

Veillonella

A

Anaerobic
Gram (-)

Protected by upper (G+)

protects against caries?

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Q

Sign of cavity Progression

A

Increase in bacteria other than S mutans

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Q

Use of flouride

A

hardens

promotes minerilzation

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Q

Periodontal disease

A

like cavities, shift from Gram(+) to (-)

also shift to anaerobes

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Q

Gingivitis

A

red inflamed gums

remove plaque

BAD BREATH

Metallic taste

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Q

Periodontitis

A

TOOTH LOSS IN ADULTS

red gums, shifting teeth

Progression of gingivitis

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Q

Porphyromonas gingivalis

A

BLACK COLONIES

virulence factors

DOESN’T LIKE SUGAR

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Q

Capnocytophaga

A

normal flora

most associated w/ periodotitis

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Q

Aggressive periodontitis

A

Aggregatibacter actino..

Vaccine target

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Q

Trench mouth (ANUG)

A

smoking
malnutrition

easy bleeding at gumline

no systemic involvement

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Q

Trenchmouth organisms

A

Fusobacterium

Treponema

obligate anaerobes

diagnosis:
fusobacteria
spirochetes
leukocytes

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Q

Dentoalveolar Diseases

A

pus

carious lesio

porphyomonas (black), fusobacterium

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Q

Ludwig’s angina

A

Fever

neck swelling

Q

periodontal abscess

A

pain

abscess pockets

drain pus

Q

cerviicofacial actinomyces

A

smaller granules

associated with trauma

actinomyces israelii

Q

Oral candidiases

A

Oral thrush

cottage cheese

opportunistic yeast

psuedohypahe cause layers

Q

Viral Oral infections

A

HSV-1
cold sores
envelope (vaccine target)
80% of people have HSV-1

Q

Gingivastomatitis

A

Kids

finger lesions from sucking thumb

Q

VZV

A

Herpes virus

shingles

Q

Cocksackie A

A

Hand-foot-mouth

humans only resevoir

most common in summer