Risks And Benefits of Orthodontic Treatment Flashcards
1
Q
Why do we treat ?
A
- improvement in function
- Improvement in dental health
- Adjuncts to other treatment
- improvement in aesthetic and psychological well being.
2
Q
Benefits of Orthodontic
Psychological prevalence
A
- 60% children teased about their teeth
- Teeth 4th most common characteristic to be teased
3
Q
1- Psychological benefits
A
- Facial unattractiveness affected by severe malocclusion
- correction may improve social interaction and self esteem
4
Q
Benefit of OTx
2- Oral health
A
- Straighter teeth easier to clean
- Better periodontal health and less caries in long term
- when oral health is poor a malocclusion may make things worse
- Straighter teeth suffer less pathology
5
Q
3- Functional Improvement
A
- Crossbite with displacement
- Associated with TMD and Malocclusion
- Mastication
- Speech
6
Q
4- Dental health
A
- Trauma
- Increased risk with increased OJ
- Increased overbite can lead to palatal and labial trauma.
- Tooth impactions
- Dentigerous cyst
- Root resorption
- Adjunct to other dental treatment
7
Q
RISK BENEFIT BALANCE
A
- If tx is to be of any benefit to patient the advantages it offer should outweigh any possible damage it may cause. ( shaw et al 1992)
- Patient with most to gain are those with severe malocclusion
- Mild malocclusions have most to lose with little gain (Richmond 1989)
8
Q
Risks of Orthodontic treatment
Intra oral
1- Decalcification
A
50% patient has at least 1 white spot lesion
9
Q
Enamel wear caused by?
A
Deep overbite + Ceramic bracket
10
Q
Enamel Fracture
A
- Debonding ceramic brackets
- Careless use of instruments e.g. Band seater/ bite stick
11
Q
Prevention of Risks
A
- Appropriate patient selection
- Diet Advice
- OHI
- Flouride
- ID brushes
- Tooth mousse
12
Q
Root Resorption Factors
A
- Root form
- Previous trauma
- Tooth movement
- Malocclusion
- Habit
-Age
-Length of treatment
13
Q
Pulp damage
A
- Initial pulpitis
- Aware of previous trauma
14
Q
Periodontal Tissues
A
- Common to have gingivitis but rarely progresses to attachment loss
15
Q
Mucosal trauma
A
- Distal end cutter
- Long spans of wire
- Headgear facebow
- Acid burn (etchant)
- Clumsy instrumentation
