Replacement of Missing Teeth
24 important questions on Replacement of Missing Teeth
What are the appliance options for teeth replacement?
2. Fixed - resin-bonded bridge, conventional bridge, implant
When is a full denture used?
What are the things to consider when decision making for patient's denture?
2. Future tooth loss
3. Palatal coverage
4. Financial factor
5. Aesthetics
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Which type of bridge attaches via metal wings?
Which type of bridge attaches via crowns?
What is a resin-bonded bridge (RBB)?
What are the advantages of resin-bonded bridge (RBB)?
2. Suitable alternative for nervous or needle phobic patient
3. Shorter appointment times
4. Lower cost
5. More favourable mode of failure compared to conventional bridge
What are the indications of resin-bonded bridge (RBB)?
Short edentulous span
Good moisture control
What are the contraindications of resin-bonded bridge (RBB)?
Mal-aligned abutment
Unfavourable occlusal schemes
Allergy to base metal alloy
What is a conventional bridge?
What are the two materials available for conventional bridge?
What are the advantages of conventional bridge?
Better longevity
Suitable for longer spans (can replace more than 1 tooth)
Can alter the shape and appearance of abutment teeth
What are the indications of conventional bridge?
What are the disadvantages of conventional bridge?
10-20% risk of nerve death in abutment teeth
More catastrophic mode of failure compared to RBB
What are the two possible designs of conventional bridge?
What are the indications of cantilever design?
Patient has favourable occlusion
Periodontally stable abutment tooth
What are the indications of fixed-fixed design?
Heavily restored abutment teeth
Angulation of abutment teeth is favourable
What serves as the foundation for prosthetic restoration?
What is the commonly used material for implants?
What needs to considered when selecting the implant material?
What is an absolute contraindication for implants?
What are relative contraindications for implants?
- immunocompromised patient
- diabetes
- osteoporosis
- bisophosphonate usage
- medical treatment (chemotherapy, irradiation of head and neck)
What are factors to consider when decision making for implants?
2. Bone quality
3. Relevant anatomy
4. Magnitude of defect of bone and soft tissue
5. Occlusion
6. Parafunction (habits like bruxism, clenching when stressed)
7. Smoking
What are factors to consider when treatment planning for replacement of missing teeth?
2. Age
3. Patient preference
4. Financial considerations
5. Joint discussion and decision with patient
6. Patient's best interest
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