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Microbiology > Dental Abscess & Salivary Gland Infections > Flashcards

Dental Abscess & Salivary Gland Infections Flashcards

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Biology 101 flashcards
1
Q

what are some interchange and imprecise dental abscesses

A 
dentoalveolar 
periapical
apical
chronic periapicaldental infection 
dental pyogenic infection 
periapical periodontitis
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2
Q

what are the features of a dentoalavelar abscess

A

carious lesion
bac to pulp via tubules
acute inflam or chronic localisation

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3
Q

what sit he acute inflammation caused by dentoalveolar access

A

pulpitis

necrosis of pulp

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4
Q

what is the chronic localisation of dentoalveolar abscess

A

abscess

pulp remains viable

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5
Q

what can cause a dentoalvolar abscess

A

trauma - fracture

anarchoresis - rare, seeding via pulpal blood supply

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6
Q

how is the spread of dentoalveolar abscesses spread

A

access soft tissue
direct spread - localised
indirect spread - moved to new sites

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7
Q

what are the symptoms assc with abscesses

A

pain
swelling
erythema
suppuration

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8
Q

what are the key factors asscw with abscesses

A

num of virulent bac
locala nd systemic immunity
anatomical damage

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9
Q

what are some facultative anaerobes ascs withabsecsses

A

s anginosus (beta haem)

s oralis
enterococcus faecalis
actinomyces

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10
Q

what are some strict anaerobes assc with abscesses

A 
peptostreptococcus
porphyromonas gingivalis 
prevotella 
fusobacterium nucelatum 
tannerella forsythia
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11
Q

what is the usual treat for absesse

A

specimen collection - needle aspiration
drain pus

amoxicillin
metronidazole

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12
Q

what is a periodontal abscess

A

infection of periodntium acute or chronic

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13
Q

what is the cause of perio abscess

A

occlusion of openign prevents drainage

impaction of foreign objects

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14
Q

what are the symptoms of perio disease

A

sudden onset
swelling
redness
may spread destroy bone

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15
Q

what are the micro organisms assc with a perio abscess

A

GNAB - porphyromonas and preveotella

S Cocci

treponema actinomyces
F. nucelatum
propionobac

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16
Q

what is prescribed for perio abscess

A

penicillin, erythromycin or metronidazole

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17
Q

hat are some gm -ve bac assc with infection after root canal

A

F nucelatum
prevotella
campylobacter rectus

18
Q

what are some gm +ve bac assc with infection after root canal

A

s oralis/mitis, anginosus, gordonii
enterococcus faecalis
candida albicans
lactobacilli

19
Q

what is enterococcus faecalis

A 
facultative anaerobe 
in intetsine 
adhere to colagen 
biofilm form 
resist CaOH/NaOH
20
Q

what is a dry socket

A

localised osteomyelitis
follow extraction socket not heal
anaerobic infection

21
Q

what si done if a dry socket is present

A

prophylaxis
- chlorhexidine irrigation prior to and post extraction

treat
antiseptic dress and metronidazole

22
Q

what is the cause of a abscess in edentulous treat of dental implants

A

trauma - overheat bone
persistence of root particle
infection of implant site
implant to infected site

23
Q

what si the assc bac of abscess in implant site

A

s areus
mostly s epidermis
- fusobac
- anaerobic s cocci

24
Q

what is ludwig angina an example

A

anaerobic infection

25
Q

when does ludwig appear and why are the symptoms

A
  • post extraction bilateral infection (sibling/mand)
  • base mouth and tongue swell
  • brawny oedema
  • airway obstruction by tongue
26
Q

what are some oral commensals of ludwig angina

A 
porphyromonas
prevotella
fusobac 
anaerobic strepcocci 
staph
27
Q

what are ways of ensuring airway remains open in ludwig angina

A

surgical intervention
drainage
parenteral hydration

28
Q

what is the Ab for ludwig angina

A

intravenous penicillin

ceftriaxone and metornidazoel

29
Q

what is oseteomyleitits of jaw

A

inflame of medullary cavity of mandible or maxilla

30
Q

what are the acute and chronic ways of osteomyletis of the jaw

A

acute - pain, mild fever
loosening of teeth
xuate pus

chronic - tender
indurated skin
few symptoms

31
Q

wha are the assc endogenous oral flora in oseomyleits of jaw

A 
tannerella 
prevotella
porphyromonas 
M. TB 
T apllidum
32
Q

what is post radiation therapy

A

necrosis of blood supply - reduced salivary flow

- exogenous bac ( e coli )

33
Q

what are some bac infection of salivary glands

A

acute/chronic bac parotitis
recurrent parotitis
submand sialadentitis

34
Q

what are some predisposing factors of acute bac parotitis

A

drugs
abnormalities
derealised sialectasis

35
Q

wat si the presentaron of acute bac paotitis

A

swell parotid gland
pain
purulent sec
rarely fever and chills

36
Q

what s assc microbe of acute parotitis

A

s aureus
oral streps
haemophilia
anaerobes

37
Q

what is the treat of acute parotitis

A

co- amoxiclav
flucloxacillin
salvation - increased fluid intake pushing

38
Q

what is chronic parotitis

A

recurrent infection
sjorgens syndorme
fibrosis
destruction of gland

39
Q

what are causes of parotitis of children

A

duct abnormalities
preceding mumps
foreign body
trauma

40
Q

what is submandibular sialadenitis

A

rare
similar to acute parotitis
calculi or strictures
treat like acute

Microbiology (13 decks)

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