OE L14 Radiographic Analysis of Teeth

Question 1

What does OPT stand for?

Answer 1

Orthopantomogram

Question 2

What order should you use when viewing OPTs?

Answer 2

• Make sure small L in bottom right corner
• Begin on upper right quadrant, work across upper arch
• Look at lower right quadrant, work across lower arch

Question 3

What 3 features should be included in clinical entry of radiographs?

Answer 3

Clinical notes must include:

• Justification for taking radiograph
• Quality assess the radiograph
• Findings of radiograph

Includes teeth erupted, unerupted and developing cryps evident.

Question 4

How do you quality assess a radiograph?

Answer 4

Given a QA score.

• Grade 1 = excellent
• Grade 2 = some issues but still clinically useful
• Grade 3 = needs to be retaken

Question 5

How can we determine patient age from an OTP?

Answer 5

Based on which teeth have or have not erupted.

Question 6

Patient’s 1st molars erupted and roots complete, upper central root apices still open.
How old are they?

Answer 6

9-10

• 1st molars root complete = 9
• Upper central roots incomplete = not yet 10

Question 7

What may be included in the findings section of the notes?

Answer 7

• Teeth present/absent
• Pathology
• Age of patient