L6

Question 1

Characteristics of true pockets only

Answer 1

Altered root cementum
Apical migration of attachment
Bone loss

Question 2

Removing soft tissue

Answer 2

Curettage

Question 3

Removing hard tissue

Answer 3

Root planing

Question 4

Scaling vs root planing
stroke
usage
Instruments

Answer 4

Scaling: plaque, calculus, stains (remove deposits)
-Wedge stroke
-scaler, rotrary, ultrasonic, curettes
Root planing: cementum, dentin (modify root surface)
-Shave stroke
-only subgingival
-Curette, rotary, ultrasonics

Question 5

What type of new attachment do we usually get

Answer 5

Long junctional epithelium

Question 6

Ideal conditions for root planing

Answer 6

Moderately inflamed
Moderate pocket depth
Slight to moderate periodontitis
Obvious deposits

Question 7

Which tooth would be extremely difficult to root plane

Answer 7

Max first molars b/c of root concavity

Question 8

How much time required for treatment

Answer 8

6-8 minutes per tooth

Question 9

What areas are missed the most

Answer 9

CEJ
Furcation
Line ange
Deeper parts of pockets

Question 10

How to rid of endotoxin (LPS)

Answer 10

Root planing (scaling only partially reduces endotoxin)

Question 11

Tooth removal
Ultrasonic
Curet

Answer 11

11. 6um

108. 9um

Question 12

Cementum thickness in cervical root

Cementum thickness in apical root

Answer 12

20-50um

150-250um

Question 13

Critical probing depth for root planing

Answer 13

2.9mm

Question 14

Curettage usually involves the removal of

Answer 14

Ulcerated epithelium

Inflamed CT

Question 15

Arestin
Atridox
Periochip
Periostat

Answer 15

Arestin: 10percent minocycline
Atridox: doxycycline
Periochip: chlorhexidine gluconate
Periostat: doxycline (low dose 20mg for 90 days)

Question 16

When to curettage

Answer 16

Not indicated in chronic perio