Implant complications, Peri-implantitis, and Tx

Question 1

How does the epithelium attach to an implant?

Answer 1

basal lamina and hemidesmosomes

Question 2

How long is the junctional epithelium adjacent to an implant?

Answer 2

2 mm

Question 3

How long is coneective tissue around an implant?

Answer 3

1-1.5 mm

Question 4

How are the fibers of the connective tissue around an implant oriented?

Answer 4

Parallel, circular “cuff-like” fiber bundles

Question 5

What is the Supracrestal connective tissue attachment
for Implants?

Answer 5

3-4 mm

Question 6

Is there more or less papilla fill next to an implant?

Answer 6

Less papilla fill

Question 7

Is there higher or shorter papilla height in an implant?

Answer 7

Shorter papilla fill

Question 8

Where is the source of vascularity around implants?

Answer 8

connective tissue and alveolar bone

Question 9

How many mm between an adjacent tooth and implant needs to be present?

Answer 9

1.5 mm

Question 10

How many mm between an implant and implant needs to be present?

Answer 10

3 mm

Question 11

How much buccal bone must. be present for implant?

Answer 11

1.8 mm

Question 12

How much biologic wideth must be present on an implant from crest of bone to bone contact?

Answer 12

3-4 mm

Question 13

What % of patients have peri-implant mucositis?

Answer 13

79%

Question 14

What % of implants have peri-implant mucositis?

Answer 14

50-90%

Question 15

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

Answer 15

Peri implant mucositis

Question 16

What % of patients have peri-implantitis?

Answer 16

20%

Question 17

What % of implants have peri-implantitis?

Answer 17

10-56%

Question 18

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

Answer 18

Peri implantitis

Question 19

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

Answer 19

Stronger; longer

Question 20

Peri-implantitis contained ______
proportions of neutrophil granulocytes
and osteoclasts than in periodontitis

Answer 20

larger

Question 21

Successful and stable
osseointegrated implants
exhibited ____ mobility

Answer 21

NO mobility

Question 22

How much KERATINIZED TISSUE WIDTH
MUCOSA THICKNESS
INITIAL TISSUE THICKNESS must be present?

Answer 22

2 mm

Question 23

How much bone loss is acceptable after loading of implant?

Answer 23

less than 0.2 mm a year
less than 2 mm overall

Question 24

What types of materials can be used for mechanical debridment of implant surfaces?

Answer 24

Plastic, titanium, stainless steel, and anything softer than titanium

Question 25

What types of drugs are used in anti-infective therapy?

Answer 25

Tetracycline Doxycycline Monocycline (arrestin)

Question 26

If an implant loses osseointegration, how is it treated?

Answer 26

Removal

Question 27

How often are implants evaluated radiographically w/pathology?

Answer 27

every 6 months

Question 28

Interproximal brushes can effectively penetrate up to __mm into a gingival sulcus and may effectively clean a peri-implant sulcus

Answer 28

3 mm

Question 29

What is the recare interval for implants w/ hx of periodontitis?

Answer 29

3 month

Question 30

What is the recare interval for implants w/ no systemic or local risk factors?

Answer 30

6 month

Question 31

What should be done if implants has the following: PD < 3mm no bop no plaque

Answer 31

No Tx needed

Question 32

What should be done if implants has the following: PD < 3mm bop plaque

Answer 32

Mechanical debridement and polishing

Question 33

What should be done if implants has the following: PD 4-5mm

Answer 33

Antiseptic cleansing and mechaincal debridement and polishing

Question 34

What should be done if implants has the following: PD > 5mm bop No bone loss

Answer 34

Antiseptic cleansing and mechaincal debridement and polishing

Question 35

What should be done if implants has the following: PD > 5mm bop bone loss < 2mm

Answer 35

Antiseptic cleansing and mechaincal debridement and polishing + systemic or local abx

Question 36

What should be done if implants has the following: PD > 5mm bop bone loss > 2mm

Answer 36

Antiseptic cleansing and mechaincal debridement and polishing+ Systemic or local abx + resective or regenerative surgery