Therapeutic Extractions

Define types of anchorage:

1. Absolute

2. Maximum

3. Medium/moderate

4. Minimum

If there is anterior crowding, when do you extract the first and when the second premolar?

Say which one means extraction and which one does not.

1. Profile is protrusive or straight/concave.

2. Mandibular angle is high or low.

3. Overbite is deep or open.

With Biprotrusion you have which 2 problems? (2)

Sagittal correction

If I have Class II, which tooth can I extract?

If I have Class III, which tooth can I extract?

What do you extract in this situation?

Which degree of anchorage do you want to achieve?

When do you extract incisors? (5)

When canines? (1)

What’s the ideal patient for serial extractions?

Name age, skeletal class, re- or protrusion of?, how much crowding should be there?