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Oral Diseases > theme 7 > Flashcards

theme 7 Flashcards

1
Q

what type of pathogens are candida

A

opportunistic

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2
Q

6 types of oral candidiasis

A
  1. erythematous candidiasis
  2. pseudomembranous candidosis
  3. hyperplastic candidosis
  4. denture induced stomatitis
  5. median rhomboid glossitis
  6. angular chelitis
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3
Q

clinical features of erythematous candidiasis

A

red tongue due to diffuse loss of filiform papillae

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4
Q

deficiencies causing erythematous candidiasis

A

low serum, vit b12, folate, iron

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5
Q

main cause of erythematous candidiasis

A

post-abx use

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6
Q

what sensation may erythematous candidiasis cause

A

burning

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7
Q

most common type of candidiasis in immunosuppressed patients

A

pseudomembranous candidosis

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8
Q

what is hyper plastic candidosis

A

white plaque infiltrated with candida hyphae

possible dysplasia + malignancy

seen in heavy smokers

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9
Q

3 classifications of denture induced stomatitis

A
  1. localised erythema or pinpointed hyperaemia
  2. generalised erythema of most/all denture bearing area
  3. central part of palate - palatal papillary hyperplasia
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10
Q

what is denture induced stomatitis associated with

A

angular chelitis

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11
Q

pathogens associated with angular cheliitis

A

Candida albicans, staphylococcus aureus +/- streptococci

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12
Q

4 predisposing factors to angular chelitis

A
  1. decreased vertical dimension
  2. iron deficiency
  3. hypo-vitaminoses - B
  4. malabsorption states - crohns
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13
Q

what herpes virus is associated with oral

A

HSV1

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14
Q

what herpes virus is associated with genital

A

HSV2

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15
Q

where dos HSV1 remain latent

A

trigeminal ganglion

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16
Q

2 age related peaks of primary herpetic gingivostomatits

A
  1. childhood - 6month-5yrs

2. early twenties

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17
Q

3 manifestations of HSV1 orally

A
  1. primary herpetic gingivostomatitis
  2. cold sores
  3. recurrent intraoral herpetic infection
18
Q

clinical features of primary herpetic gingivostomatitis

A

gingivitis
diffuse purple boggy steeling of free + sometime attached gingivae
anterior>posterior
stomatitis - 1-2mm blisters

accompanied by fever, malaise, loss of appetite, hyperslivation

19
Q

clinical features of recurrent herpetic infection

A

usually on keratinised surfaces
small crop of ulcers, mildly painful
tend to coalasce
<10days

20
Q

which herpes virus causes chickenpox/shingles

A

HSV-3

varicella zoster

21
Q

where are chickenpox mouth ulcers not found

A

not on gingiva - distinguishable from HSV1

22
Q

herpes virus associated with EBV infection

A

HSV4

20-40 day incubation

23
Q

oral manifestations of EBV

A

soft palate petechiae

whitish exudate on oedemaotosus tonsils

24
Q

definite diagnosis of hairy leukoplakia

A

detection of EBV in epithelial cells with in sity-hybridisation

25
Q

herpes virus associated with cytomegalovirus

A

HSV5

26
Q

clinical oral manifestations of CMV/HSV5

A

ulcers indistinguishable from aphthae

27
Q

herpes virus associated with kaposis sarcoma

A

HSV8

28
Q

oral manifestations of kaposis sarcoma

A

early - red/purple/brown spots
long standing - bluish, nodular, ulcerate

palate + gingivae

29
Q

oral manifestation of HPV

A

HPV 13 + 32
focal epithelial hyperplasia - multiple flat/soft/elevated papules
red or white

spontaneous resolution

30
Q

what virus causes hand foot and mouth disease + herpangia

A

cocksackie virus

31
Q

clinical manifestation of hand foot and mouth disease

A

oral ulcers resembling herpetic stomatitis but without gingivitis

32
Q

clinical manifestation of herpangia

A

pharyngeal ulcers
moderated cervical lymphadenopathy
fever, malaise, irratability, anorexia, vomiting

33
Q

4 stages of syphillis and main features

A

primary - chancres
secondary - rash + mucous patches
latent
tertiary - gummaotous (granulomatous effecting many organs and hard palate)

34
Q

Hutchinson’s triad of congenital syphilis

A

deafness
noticed incisors
ocular interstitial

35
Q

bacteria causing syphilis

A

treponema pallidum

36
Q

what TB is associated with oral TB lesins

A

primary - ulcers of tongue

secondary - ulcers/nodules tongue + HP

37
Q

what TB is associated with head + neck TB lesions

A

secondary

38
Q

bacteriological diagnosis of TB

A

acid fast bacilli on microscopic examination + on culture ziehl-neelson staining)

39
Q

what is actinomycosis

A

rare chronic granulomatous disease causes by actinomycetes SPP

40
Q

clinical manifestation of actinomycosis

A

slowly progressive painless indurated mass
evolves into multiple abscesses with draining sinus on skin or oral mucosa

yellow purulent material discharges from sinuses

41
Q

what does biopsy of actin mycosis find

A

outer zone of granulation

central zone of necrosis

Oral Diseases (14 decks)

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