Periodontal Disease Classification

Question 1

How does the new grading system differ from the previous grading system for periodontal disease?

Answer 1

It is a radiographic system, not a clinical grading system

Question 2

What must you have with the radiographic system?

Answer 2

Radiographs to evaluate the state of periodontal health

Question 3

Periodontal Disease (PD) of 0 mean?

Answer 3

Clinically normal

No gingival inflammation or periodontitis clinically evident

Question 4

Stage 1 (PD 1) means what?

Answer 4

Gingivitis only without attachment loss

The height and architecture of the alveolar margin are normal

Question 5

Stage 2 (PD 2) is classified as what?

Answer 5

Early periodontitis
Less than 25% of attachment loss
Stage 1 furcation involvement in multirooted teeth

Question 6

Stage 3 (PD 3) is classified as what?

Answer 6

Moderate periodontitis
25-50% attachment loss
Stage 2 furcation involvement in multirooted teeth

Question 7

Stage 4 (PD 4) is classified as what?

Answer 7

Advanced periodontitis
More than 50% of attachment loss
Stage 3 furcation involvement in multirooted teeth