Classification

Question 1

Clinical periodontal health as defined by Chapple

Answer 1

No CAL loss, most apical cell of JE still above CEJ

BOP <10%, no sulcular probing depth >3mm, no redness, no clinical swelling and inflammation clinically. But histologically see inflammatory infiltrate and host response consistent with homeostasis of tissues

Question 2

Classify: BOP 4%, PPD all ≤4mm, no BOP at 4mm sites

Answer 2

Stable periodontitis patient

Question 3

Drugs that can cause gingival enlargements

Answer 3

Calcium channel blockers eg anti hypertensive medication

Ani convulsants

Immunosuppressants

Question 4

How to grade periodontitis

Answer 4

Percentage bone loss at most affected site after extraction of tooth with bone loss over age

<0.5% grade A (no risk factors)
0.5-1% grade B
>1% grade C

Always upgrade if possible
Grade c: target behavioural modification or medical collaboration

Question 5

What is the time period a patient stays stable for in order to be classified as clinically healthy on reduced periodontium rather than “stable”

Answer 5

5 years