Prognosis

Question 1

NSRCT success rate

Answer 1

97%
Salehrabi and Rotstein 2004

Question 2

NS retreatment success rate

Answer 2

89%
Salehrabi and Rotstein 2010

Question 3

Surgical RCT success rate

Answer 3

89% Tsesis

Question 4

MTA pulp capping success rate

Answer 4

80%
Mente

Question 5

MTA apexification success rate

Answer 5

95%
Jeeruphan

Question 6

Regendo success rate

Answer 6

100%
Jeeruphan

Question 7

Pre-treatment conditions capable of influencing success rate (2)

Answer 7

Periodontal attachment loss
apical periodontitis

Question 8

Teeth with radiographic apical periodontitis — healed vs functional

Answer 8

82% radiographically healed
94% clinically functional

Question 9

Positive culture prior to obturation

Answer 9

may or may not affect outcomes

Question 10

_______ outcomes for single visit or multi visit treatment

Answer 10

Similar
Penesis

Question 11

Quality of ______ after RCT has greater influence on outcome than the quality of the RCT itself

Answer 11

restorative treatment
Ray and Trope

Question 12

Two restorative aspects that influence success rates

Answer 12

Presence of full coverage
presence of M and D contacts
Ng

Question 13

Majority of endo-treated teeth that end up being extracted lack _______

Answer 13

full coverage restoration

Question 14

Separated instrument affected outcome only when

Answer 14

it prevented disinfection of the root canal system in the presence of a pre-operative lesion

Question 15

When CBCT is used to evaluate outcomes, success rate

Answer 15

decreases

Question 16

When initial RCT alters canal anatomy, success rate of retreatment ______

Answer 16

decreases

Question 17

When initial RCT results in poor-quality root canal filling, success rate of retreatment _______

Answer 17

increases

Question 18

Outcomes of surgical RCT are influenced by

Answer 18

surgical technique

Question 19

Higher success rates for surgeries performed using ______ , _______, and ________

Answer 19

ultrasonic retropreparations – De Lange
Surgical microscopes – Setzer
MTA retrofills – Song and Kim

Question 20

Pre-operative surgical factors affecting outcomes (3)

Answer 20

M and D bone levels – Von Arx
Perio probing < 3mm – Song
Isolated lesion vs endo/perio – Kim

Question 21

Revision apicoectomy success rate (with modern techniques)

Answer 21

92%
Song

Question 22

both MTA and CH apexifications carry long term risk of ______

Answer 22

cervical fracture

Question 23

Patient satisfaction with internal bleaching

Answer 23

98% at 5 years
Glockner

Question 24

Treatment of choice in vital primary teeth with carious pulp exposure

Answer 24

Pulpotomy
97% success rate with MTA

Question 25

Necrotic primary teeth may be treated with

Answer 25

pulpectomy

Question 26

Risks of primary tooth pulpectomy (3)

Answer 26

Enamel defects
over-retention
alteration of eruption path