Risks and Benefits Flashcards
what are the benefits of orthodontics
appearance
function
dental health
what are the psychological benefits of appearance with orthodontics
severe malocclusions affect attractiveness
unattractive faces perceived unfavourably
correction improves self esteem
quality of life improvement
what types of malocclusion most benefit from the functional benefit after orthodontics
large AOB
severe increased OJ
marked reverse OJ
how do impacted teeth affect dental health
can cause resorption
supernumerary teeth prevent normal eruption
associated with cyst formation
how does an overjet >6mm affect dental health
risk of trauma
worse with incompetent lips
how do anterior crossbites affect dental health
loss of perio support
tooth wear
how do posterior crossbites affect dental health
asymmetry
requiring early correction
how does crowding affect dental health
difficult to clean - caries and possibly periodontal disease
how does a deep traumatic overbite affect dental health
can cause gingival stripping
loss of perio support
what are the main risks of orthodontic treatment
decalcification
root resorption
relapse
soft tissue trauma
what does decalcification do
weakens enamel to caries
unsightly staining
cavitation
gross caries
how do you prevent decalcification
case selection
oral hygiene
diet advice
fluoride
when would someone be of high risk for decalcification
caries history
pre-existing decalcification
erosion
what is the average root resorption over 2 years of fixed appliance wear
1mm
what are the risk factors for root resorption
type of tooth movement
root form
previous trauma
nail biting
