Dental Implants Complications & Maintenance 2

Question 1

The recommended maintenance recall interval for implant patients after the first year of loading is typically:

Accepted Answer

Every 3–6 months depending on risk factors

Answer

Every 5 years

Answer

Annually only if asymptomatic

Answer

Monthly for the first 10 years

Question 2

Which instrument is safest to use for calculus removal around titanium implants to avoid scratching the surface?

Accepted Answer

Plastic, carbon fiber, or titanium-specific curettes

Answer

Stainless steel curette

Answer

Metal ultrasonic scaler tip

Answer

Diamond-coated burs

Question 3

Implant fracture is most commonly associated with:

Accepted Answer

Small diameter implants under excessive occlusal load or in bruxers

Answer

Overheating during placement

Answer

Deep implant placement

Answer

Using cemented vs. screw-retained crowns

Question 4

Retrograde peri-implantitis (implant periapical lesion) occurs when:

Accepted Answer

Infection from the surgical site or residual pathology affects the periapical region of the implant

Answer

Bone loss progresses apically from the crest

Answer

The crown is placed before osseointegration

Answer

Abutment screws loosen repeatedly

Question 5

When peri-implantitis has caused significant bone loss, which treatment approach aims to regenerate lost bone?

Accepted Answer

Surgical debridement with guided bone regeneration (resective or regenerative surgery)

Answer

Implant removal immediately

Answer

Antibiotics alone without surgery

Answer

Increasing the implant crown height

Question 6

Which radiographic finding specifically indicates active peri-implantitis progression rather than stable remodeling?

Accepted Answer

Serial radiographic comparison showing progressive crestal bone loss over time

Answer

Dense bone contact at all threads

Answer

Unchanged bone levels from initial placement

Answer

Visible implant threads without shadows