Temporomandibular joint syndrome

Question 1

What are the main features of TMJ syndrome?

Answer 1

1. TMJ pain
   
   • main feature and must be linked with using jaw
2. Noise in the joint
   
   • clicking
   • crepitus if OA
3. Masticatory muscle tenderness
   
   • common in bruxism
4. Limited mandibular movement
   
   • <3.5cm

Question 2

What is the cause of TMJ syndrome?

Answer 2

UNKNOWN

• trauma,
• orthodontic treatment,
• arthritis,
• and para-functional habits such as bruxism
• psychogenic causes e.g. depression/anxiety

Question 4

Who is most affected by TMJ syndrome?

Answer 4

Females

20-40yrs