Peri-Implantitis Diagnosis and Prevention

Question 1

“a p l a q u e - a s s o c i a t e d p a t h o l o g i c c o n d i t i o n occurring in tissue around dental implants, characterized by inflammation in the peri-implant mucosa and subsequent progressive loss of supporting bone”

Answer 1

peri-implantitis

Question 2

Absence of erythema, bleeding on probing, swelling and suppuration.

Answer 2

Peri-implant health

Question 3

Caused by plaque accumulation. Presence of inflammation. Reversible condition. Precursor of peri-implantitis.

Answer 3

Peri-implant mucositis

Question 4

Caused by plaque accumulation. Presence of inflammation. Loss of supporting bone. Non-reversible condition.

Answer 4

Peri-implantitis

Question 5

Long junctional epithelium attached implant ~ __mm long via basal lamina and hemidesmosomes

Answer 5

about 2 mm

Question 6

t/f: connective tissue relationship to implant contains all of the following:

• Parallel, circular “cuff-like” fiber bundles
• does not embed into the implant
• A space of 20nm wide proteoglycan layer
• Collagen rich but cell poor

Answer 6

ture

Question 7

is it the tooth or the implant that is cell rich, but collagen poor?

Answer 7

the natural tooth

Question 8

Which has a greater supracrestal tissue attachment level?

natural tooth? or implant???

Answer 8

implant

Question 9

What is the bio width of an implant?

Answer 9

3.6-4

Question 10

What is the bio width of natural tooth?

Answer 10

about 2 mm

Question 11

What is the appropirate probing pressure?

Answer 11

0.25 N

Question 12

Which has the following: tooth or implant

• PD: 2.9 mm
• Buccal mucosa thickness 2mm
• shorter papilla height
• less papilla fill

Answer 12

implant

Question 13

Which has the following: tooth or implant

• PD: 2.5 mm
• buccal mucosa thickness: 1.1 mm
• longer papilla height
• more papilla fill

Answer 13

natural tooth

Question 14

t.f: Implant patients have less awareness of occlusal interferences

Answer 14

true

Question 15

how wide it the PDL space on natural tooth?

Answer 15

PDL space ~ 0.2mm

Question 16

t/f: Va s c u l a r i t y i n p e r i - i m p l a n t g i n g i va l m u c o s a i s l i m i t e d Vascularity in connective tissue under sulcular/junctional epithelium is similar Inflammatory response to plaque is the same way

Answer 16

true

Question 17

t/f: Peri -implantitis contained larger Periodontitis Peri-implantitis proportions of neutrophil granulocytes and osteoclasts than in periodontitis

Answer 17

true

Question 18

Stronger in flammatory response was around implants than teeth; need ______ time to complete reverse peri- mucositis than gingivitis

Answer 18

longer

Question 19

is probing safe around implants?

Answer 19

yes sir

Question 20

There is a positive correlation betweenbleeding on probing and histologic signs of______ at peri-implantsites.

Answer 20

inflammation

Question 21

What are the three characteristics of implaned-protected occlusion?

Answer 21

• Occlusal contact position - No occlusal interference - Timed occlusal contacts
  (light contact)

Question 22

< ____mm bone loss per year after the 1st-year loading

< 2mm bone loss starting after loading

Answer 22

<0.2 mm

Question 23

< 0.2mm bone loss per year after the 1st-year loading

< mm bone loss starting after loading

Answer 23

<2mm

Question 24

How often do you do a radiographic check up for an implant if there is no pathology present:

Answer 24

Initial placement: 6 months, 12 months, and every 2 years if no pathology present.

Question 25

How often do you do a radiographic check up for an implant if there is pathology present?

Answer 25

Initial placement: every 6 months if pathology present.

Question 26

Can you save an implant that has lost osseointegration??

Answer 26

no ma’am

Question 27

Patients with history of periodontitis with

acceptable self-care: ____-month recare interval

Answer 27

3 month

Question 28

Patients with no systemic or local risk factors:

_____ month recare interval

Answer 28

6 month