Tx of Peri-implantitis

Question 1

3 parts of implant

Answer 1

implant fixture
abutment
restoration

Question 2

Dx of peri-implant infections is based on the following 5 findings

Answer 2

BOP around implant
suppuration around the implant 
probing depth around the implant
mobility of the implant
radiographic bone loss around the impant

Question 3

…is inflammatory reactions associated with loss of supporting bone around an implant in function

Answer 3

peri-implantitis

Question 4

…is a reversible inflammatory reaction in the soft tissues surrounding a functioning implant

Answer 4

peri-implant mucositis

Question 5

an implant with peri-implant mucositis is classified as an …. implant

Answer 5

ailing

Question 6

peri-implantitis that has progressive bone loss, pocket formation, BOP and/or suppuration is classified as a …. implant

Answer 6

failing

Question 7

peri-implantitis that has a hopeless and nonfunctional implant requiring removal that may exhibit mobility and pain is classified as a … implant

Answer 7

failed

Question 8

clinical features of peri-implantitis

Answer 8

inflammation of peri-implant mucosa (BOP, redness)
peri-implant bone loss
cup shape on radiograph

Question 9

tx of failing implants is to first resolve ….

and then correct unfavorable … by…

and finally ….

Answer 9

inflammation (debride plaque, improve OH, antibiotics if needed)

soft tissue morphology (pseudopockets)

flap surgery or gingivectomy

re-osseointegration (decontaminate implant surface with citric acid or tetracycline solutions, GBR)

Question 10

Which class of peri-implantitis is this?
slight horizontal bone loss with minimal peri-implant defects

Answer 10

class 1

Question 11

Which class of peri-implantitis is this?
moderate horizontal bone loss with isolated vertical defects

Answer 11

class 2

Question 12

Which class of peri-implantitis is this?
moderate to advanced horizontal bone loss with broad circular bony defects

Answer 12

class 3

Question 13

which class of peri-implantitis is this?
advanced horizontal bone loss with broad, circumferential vertical defects, as well as loss of the oral and/or vestibular bony wall

Answer 13

class 4

Question 14

what is the action of human BMP-2 (INFUSE)

Answer 14

stimulation of bone formation via recombinant human bone morphogenetic protein-2

rhBMP-2 powder is mixed with sterile water and applied to collagen sponges

Question 15

3 treatments of failed implants

Answer 15

remove implant

remove implant, regenerate bone (GBR) and place new implant

remove the implant from function, decontaminate it and submerge it