Tooth tissue loss Flashcards

1
Q

Attrition

A

Wear due to tooth-tooth contact

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2
Q

Attrition - aetiology

A

Habit, bruxism
Malocclusion (class III incisors, or cross bite)
Loss of posterior teeth

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3
Q

Bruxism

A

Parafunctional activity of muscles of mastication
Often whilst sleeping
Stress-related

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4
Q

Erosion

A

Tissue loss due to non-carious acid dissolution

May see ‘raised’ margins of restorations

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5
Q

Erosion - aetiology

A
Extrinsic factors - diet
-soft drinks
-alcohol
-citrus fruit
-pickles/ vinegar
Intrinsic factors
-bulaemia
-pregnancy or illness involving recurrent vomiting or reflux
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6
Q

Tooth wear - aetiology

A

Usually a combination of factors

Erosion and attrition rarely indipendent

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7
Q

Abrasion

A
Tooth wear due to contact with food or other object(s)
Toothbrush
Nails
Cotton
Wind instrument
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8
Q

Trauma aetiology

A
Falls/ messing around
Contact sports
Non-accidental injury
> overjet is risk factor
Most common in 8-10 year old boys
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9
Q

Enamel or dentine defects aetiology

A

Genetic conditions: amelogenesis imperfecta and dentinogenesis imperfecta
Trauma or infection to developing tooth germ
Systemic illness or malnutrition
Chemotherapy/ radiotherapy

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10
Q

Diagnosis of tooth tissue loss

A
History
-PCO
-HPC
-medical history
-social factors/ dental history
-diet
-any family history of similar problem
Examination
-which surfaces?
-condition of restorations
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11
Q

Principles of management

A

Thorough history and examination
-may include clinical photos, study models, radiographs, vitality testing
Treatment objectives (prevention vs intervention)
-prevention (e.g. mouthguard, dietary advice, fluoride)
-pain releif
-protection of pulp
-improve/ restore dental and facial aesthetics (restorations)
-improve function
Monitoring
-clinical photos, study models, radiographs, vitality testing

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