TMJ Surgery Flashcards
1
Q
what disease may affect TMJ?
A
- TMD
- Dislocation
- Osteo/rheumatoid arthritis
- infection
- trauma
- radiation
- ankylosis
- tumours
2
Q
components of TMJ dysfunction?
A
Muscular - initiation
Mechanical - TMJ dysfunction
Psychological - underlying cause
Trauma - aetiology
3
Q
aetiology of TMD?
A
- macrotrauma
- Microtrauma (chronic joint overloading, bruxism..)
- occlusal factors
- anatomical factors
4
Q
symptoms of TMD?
A
- Pain may be (muscular, capsular, intra-capsular)
- reduced mobility
- TMJ clicking & locking
5
Q
label the diagram
Glenoid fossa - ?
Condylar head - ?
Articular Disc - ?
Lateral ligament - ?
A
Glenoid fossa - A
Condylar head - F
Articular Disc - C
Lateral ligament - H
6
Q
TMJ pain arises from what?
A
- nerve innervated structures
- compressive forces
- inflammation
- synovitis (inflammation synovial membrane)
- Shearing forces
7
Q
degenerative changes of TMJ?
A
- cartilage degeneration
- disc perforation
- multiple adhesions & adhesive capsulitis
8
Q
whats the conservative management of TMJ dysfunction?
A
- counselling
- pain management
- joint rest
- physical therapy
- restoration of occlusal stability
9
Q
functions of a bite appliance?
A
- eliminates occlusal interferences
- prevents the joint head from rotating causing pain
- reduces loading on TMJ
10
Q
investigations that may be used for TMD?
A
- radiographs
- arthrogram
- MRI
- arthroscopy
11
Q
post-operative TMJ surgery management?
A
- joint rest - soft diet, avoid widely opening
- pain management
- physical therapy
- restoration of occlusal stability
12
Q
surgical procedures for pts who have TMD?
A
- disc plication (folding)
- eminectomy
- high condylar shave
- condylotomy
- meniscectomy
- condylectomy
- reconstructive procedures
13
Q
indications for TMJ reconstruction?
A
- joint destruction (trauma, infection tumours, radiation)
- ankylosis
- developmental deformity
