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Thursday, June 26, 2008

Prosthodontics MCQ 28

Thursday, June 26, 2008

What percentage and type of patient’s have clicking and what percentage have crepitus?

1. Generally about 40-75% of the population have one sign of joint dysfunction. It is possible that joint sounds can be found in 50% of the non-patient population

2. Several studies report that progression of intracapsular disorders as determined by joint sounds only occurs in 7-9% of patients.

3. de Leeuw study showed that sounds persisted in 54% of patients who had nonsurgical management of intracapsular disorders-yet none had any discomfort or dysfunction.

4. Men usually have more symptoms such as headaches, clicking, TMD tenderness and muscle tenderness.

5. Signs and symptoms in kids’ increases in frequency with age, joint sounds can be heard 17.5% of the time. The clicking can come and go over a five year period.

  1. A. 1,2,3 are true
  2. B. All are true
  3. C. 1,2,3,5 are true
  4. 3,4,5 are true
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