Surgery

Question 1

Tsesis 2006. Modern v. traditional surgery?

Answer 1

Retrospective study using 3 endodontists and 3 oral surgeons. Complete healing 91% of time with modern technique, 44% with traditional.

Question 2

Who did a Retrospective study using 3 endodontists and 3 oral surgeons. Complete healing 91% of time with modern technique, 44% with traditional.

Answer 2

Tsesis 2006

Question 3

Setzer, Kim 2010. Modern v. traditional surgery?

Answer 3

meta-analysis that traditional root end had a 59% positive outcome, and modern microsurgery a 94% positive outcome

Question 4

Who did meta-analysis that traditional root end had a 59% positive outcome, and modern microsurgery a 94% positive outcome

Answer 4

Setzer, Kim 2010

Question 5

Who said success rate does not go down significantly between 1 (91%) and and 4 (88%) years post microsurgery?

Answer 5

Song 2014

Question 6

Song 2014 surgery outcome?

Answer 6

NSD in success rate 1 year after surgery (91%) versus 4 years after surgery (88%)

Question 7

Who said pre-op chlorhexidine rinse decreases surface microorganisms and aids in healing?

Answer 7

Kim

Question 8

Who said pre-op NSAIDS and long lasting local anesthetic decrease post-op pain?

Answer 8

Dionne

Question 9

Messer 1987- what happens during periapical surgery?

Answer 9

Blood loss is similar to that of an extraction (9.5 mL)

Question 10

Who said that blood loss during periapical surgery is similar to that of an extraction (9.5 mL)?

Answer 10

Messer, Selim 1987

Question 11

Who said that using 1:50K epi LA during flap surgery resulted in half as much blood loss?

Answer 11

Buckley 1984 (journal of perio)

Question 12

Buckley 1984 (journal of perio)

Answer 12

Using 1:50K epi LA during flap surgery resulted in half as much blood loss.

Question 13

Baumgartner 2004

Answer 13

Using racemic epi during surgery provides excellent hemostasis and does not increase blood pressure or pulse rate (no cardiovascular effects).

Question 14

Who showed that racemic epinephrine used during surgery provides excellent hemostasis and does not increase pulse rate or blood pressure (no cardiovascular effects).

Answer 14

Baumgartner 2004

Question 15

Kim and Kratchman 2006 review article-apical ramifications

Answer 15

If you resect 3 mm, you remove 98% of apical ramifications and 93% of lateral canals

Question 16

Who said in their review if you resect 3 mm, you remove 98% of apical ramifications and 93% of lateral canals.

Answer 16

Kim and Kratchman 2006

Question 17

Who said that the papilla based incision leads to quick, virtually recession free healing?

Answer 17

Velvart 2004

Question 18

Velvart 2004- how to get quick, recession free healing?

Answer 18

Papilla based incision

Question 19

Who said horizontal flap design disturbs less blood vessels (which run perpendicular), but blood supply of flap is better when base is wider. Also, rectangular flap is better access than triangular

Answer 19

Velvart 2005 review

Question 20

Velvart 2005 review flap design

Answer 20

Who said horizontal flap design disturbs less blood vessels (which run perpendicular), but blood supply of flap is better when base is wider. Also, rectangular flap is better access than triangular

Question 21

Gilheany and Figdor 1994

Answer 21

Less leakage with shallower bevel and a retrofill of three mm.

Question 22

Who said there is less leakage with a shallower bevel, and retrofill of 3 mm?

Answer 22

Gilheaney and Figdor 1994

Question 23

Who said that vicryl (polygalactin) produces less inflammation than polypropylene, silk, or gut?

Answer 23

Becker

Question 24

Who said It is not aways necessary to completely curette all inflamed periradicular tissue during surgery (if irritant can be identified and eliminated)

Answer 24

Lin and Langeland 1996

Question 25

Kvist and Reit 2000

Answer 25

Maximum pain is the evening of the surgery. Maximum swelling is the first post-operative day.

Question 26

Who said for periapical surgery that maximum pain is the evening of the surgery, and maximum swelling is the first post-op day?

Answer 26

Kvist and Reit 2000

Question 27

Who said for an incisional wound, there is thin epithelial set at 24 h., collagen fibers by 48-72 hour, don't curette retained cortical tissue?

Answer 27

Harrison and Jurosky 1991

Question 28

Who said that in an osseous wound, the fibrin clot forms, then is replaced by granulation tissue days 1-3, on day four, new periosteum forms, osteoblasts create new bone by day 14, and by day 28 there is maturing trabecular bone, and cortical plate starting to form?

Answer 28

Harrison and Jurosky 1992

Question 29

Pecora 1995- large lesions

Answer 29

Membranes help large (esp. through and through) lesions heal more quickly

Question 30

Who said that membranes help large (esp. through and through) lesions heal more quickly?

Answer 30

Pecora 1995

Question 31

Who said that calcium sulfate barriers exclude connective tissue to allow bone regeneration, and improves clinical outcome in through and through lesions?

Answer 31

Pecora 2001

Question 32

Pecora 2001- calcium sulfate

Answer 32

calcium sulfate barriers exclude connective tissue to allow bone regeneration, and improves clinical outcome in through and through lesions

Question 33

Morgan and Marshall 1998

Answer 33

multipurpose bur creates the smoothes resected root end surface (and multi fluted carbide is better than diamond)

Question 34

Who said that the multipurpose bur creates the smoothest resected root end surface (and carbide is better than diamond)?

Answer 34

Morgan and Marshall 1998

Question 35

Who said that round bur is best for preparing osteotomy site, and should be used with brush stroke?

Answer 35

Tetsch 1994

Question 36

Tetsch 1994

Answer 36

said that round bur is best for preparing osteotomy site, and should be used with brush stroke

Question 37

Veksler 1991

Answer 37

Rinse with two thirty second chlorhexidine rinses before surgery, reduces bacterial load by 97% for one hour

Question 38

Who said rinsing with 2 thirty second chlorhexidine rinses pre-surgery reduces bacterial load by 97% for one hour?

Answer 38

Veksler 1991

Question 39

Why use MTA for root end? (according to Torabinejad?)

Answer 39

Torabinejad 1997: no periradicular inflammation and cementum over 5 of 6 root ends filled with MTA

Question 40

Who showed no periradicular inflammation, and cementum covering 5 of 6 root ends filled with MTA?

Answer 40

Torabinejad 1997

Question 41

Who showed in a prospective study that the overall success rate for apical surgery was 81% for an ultrasonic retroprep, and 71% for a bur retroprep?

Answer 41

De Lange 2007

Question 42

What did De Lange show about retropreps?

Answer 42

81% success rate for ultrasonic retroprep, 71% success rate for bur retroprep.

Question 43

Who looked at endodontic surgery in cats and found that the key element in advanced tissue regeneration is the presence of a membrane?

Answer 43

Artzi and Tsesis 2012

Question 44

What did Artzi and Tsesis 2012 find about apical surgery?

Answer 44

key factor in new bone formation following surgery is the membrane, not the type of bone graft

Question 45

who looked at MB roots of max molars and found minimal resection level to 3.6 mm for accessory canal incidence, canal isthmus detection, and canal wall thickness in retrograde root resection/apical filling

Answer 45

Degerness and Bowles 2008

Question 46

What did Degerness and Bowles 2008 say about root resection?

Answer 46

Minimum level to get rid of 80% of lateral canals is 3.6 mm

Question 47

Who said 5 year healing rate: 86 v. 67% for MTA v. Super EBA

Answer 47

Von Arx 2012

Question 48

Kraus 2015

Answer 48

when only one root has sx, the other root of mandibular molars rarely develops pathology (8%)

Question 49

Who said when only one root has sx, the other root of mandibular molars rarely develops pathology (8%)

Answer 49

Kraus 2015

Question 50

Who said for resurgery: 35.7% healed successfully after resurgery, 26.3% healed with uncertain results and 38% did not heal at the one-year follow-up

Answer 50

Peterson and Gutmann 2001

Question 51

Who said Root repair material (calcium silicate-based bioceramic material) showed equal biocompatibility and sealing ability compared to MTA in canine models, and superior healing.

Answer 51

Kim 2015

Question 52

Kim 2015. Why is bioceramic better for retrofills?

Answer 52

showed equal biocompatibility and sealing ability compared to MTA in canine models, and superior healing

Question 53

Whose Review found that perf of maxillary sinus during SRCT and NSRCT rarely results in long-term post-op problems

Answer 53

Hauman 2001

Question 54

How much epi in a racellet pellet?

Answer 54

0.55 mg, half of which is L, the active form