Practical Questions

Question 1

What are the constituents of greenstick?

Answer 1

Rosin, carnauba wax, talc, stearic acid.

Question 2

Patient presents unable to tolerate new dentures having worn the old ones for 20 years, the have become loose over past 18 months were replaced.

What differences might there be between the old and the new dentures?

Answer 2

OVD May have changed
Path of insertion may have changed
Flange extension can be different
Palatal extension can be different
Tooth shade and shape may be different
Tooth wear may have occurred over time

Question 3

Patient presents unable to tolerate new dentures having worn the old ones for 20 years, the have become loose over past 18 months were replaced.

What technique could be used to ensure he would tolerate the new denture?

Answer 3

Replica technique

Question 4

Patient presents unable to tolerate new dentures having worn the old ones for 20 years, the have become loose over past 18 months were replaced.

Other than replacing the denture, what could have been done to improve the fit of his old dentures?

Answer 4

Reline the dentures with soft/hard lining material

Rebase the dentures.