Oral cancer Flashcards Preview

MD4001 Pathology > Oral cancer > Flashcards

Flashcards in Oral cancer Deck (15):
1

How common is oral cancer

rare in the UK - 2-6%
very common in SE Asia

2

what sex is more commonly affected by oral cancer

males
1.8: 1

3

what are the risk factors for oral cancer

tobacco
alcohol
Betel quid/ paan/ areca nut
Asian descent
poor diet and nutrition
deprivation
HPV
heat and mechanical trauma
immune deficiency
genetic
sunlight exposure on lips

4

what are white lesions

white lesions in the oral mucosa resulting from:
thickened keratin layer and epithelial hyperplasia
heriditary
infection
trauma
dermatological
idopathic
malignant

5

what is erosive lichen planus

long lasting white plaques in the mouth causing ulcers
increased cancer risk

6

what is geographic tongue

irregular, smooth, red areas, which may look like the outline of a map. There are usually wavy white lines next to the red patches

not dangerous and no increased cancer risk

7

what mouth lesions can be caused by smoking

keratosis
melanosis
nicotinic stomatitis (hard palate)

8

what is hairy tongue

hypertrophy and elongation of filiform papillae, with a lack of normal desquamation

associated with poor oral hygeine, tabaco use and tea/coffee

9

what is atrophic glossitis

loss of papillae
often tongue is tender

often caused by anaemia/ defficiencies/ GI disease e.g. coeliac disease

10

what lesions are potentially malignant

leukoplakia
erythroplakia
speckled

11

what signs would constititute a high risk patient

•Male
•Aged 40+
•Heavy smoker
•Heavy drinker
•Presents with enlarged cervical lymph node >2cm in diameter
•Recent onset
•Significant increase in size
•Painless
•Firm-hard consistency

12

what is the epidemiology of SCC in young people

6% of cases in patients

13

what is the trend in oral cancer deaths in scotland

increasing

14

what mnemonic can be used to remember oral cancer signs

red/ white lesion
ulcer
lump
exceeding 3 weeks duration

15

what signs should you be concerned about re oral cancer

non healing ulcers
erythroleukoplakia
pigmented patches
unexplained lumps/ bumps
numbness, pain, nauseau, bleeding
increased discomfort from eating esp spicy food