7. Oral manifestations of systemic disease Flashcards
Extra oral examination
Posture , habits , speech , any restricted movement
Hands , arms , face , neck
Palpitation
- already from behind the patient
How do teeth indicate systemic disease ?
Abnormal odour of mineralised tooth tissue:
Tetracycline use = brown / grey colour
Fluorosis = white/ brown patches on teeth
Severe jaundice = yellow / green discolouration
Porphyria = rare hereditary disorder of haemoglobin , red/purple discolouration
Dentinogenesis = purple / brown discolouration + increased translucency
What can cause Dental Hypoplasia?
(Underdevelopment)
(5)
Congenital syphilis
Severe childhood fevers
Severe fluorosis
Severe rickets
Hypoparathyroidism
Congenital syphilis - dental hypoplasia?
– Notched and peg-shaped permanent incisors
– Molars may also be deformed (Moon’s molars)
Severe childhood fevers - dental hypoplasia?
– Horizontal grooves or pits
– particularly of the incisors
Severe fluorosis - dental hypoplasia?
– Rough pitting, white / brown
– opacities (very high fluoride areas
– eg Yemen / Sudan etc
Severe rickets - dental hypoplasia?
– Grooving or pitting of the enamel