19 - Bone graft Flashcards
1
Q
What are the causes of bone loss?
A
- congenital
- traumatic
- pathological
- natural
2
Q
What are the types of ridge augmentation?
A
- bone graft
- inferior dental nerve retraction
- distraction osteogenesis
- zygomatic implants
- growth factors
3
Q
What are the types of bone graft used in ridge augmentation?
A
- onlay
- interpositional
- sinus lift
4
Q
What local sites are used for bone graft?
A
- chin
- ramus
- tuberosity
- coronoid process
5
Q
What distant sites are used for bone graft?
A
- iliac crest
- calverium
6
Q
What are the basic principles of alveolar distraction osteogenesis?
A
- osteotomy
- latency
- distraction
- consolidation
- remodelling
7
Q
What are indications for zygomatic implants?
A
- severe maxillary atrophy
- sinus pneumatization (air spaces developing)
- avoid harvesting bone graft
- hemimaxillectomy
8
Q
Define BMP.
A
- bone morphogenic protein
- growth factor
- active osteoinductive factors and extracellular protein
- stimulate angiogenesis
