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Severity and pattern of peri-implantitis-associated bone loss
Christer Fransson1, Cristiano Tomasi, Solveig Sundén Pikner
1Department of Periodontology, Institute of Odontology, The Sahlgrenska Academy, University of Gothenburg, Göteborg, Sweden. christer.fransson@odontologi.gu.se
Journal of Clinical Periodontology
|May 29, 2010
Summary
Peri-implantitis-associated bone loss, a common issue in dental implants, often progresses non-linearly over time. This study reveals that the rate of bone loss accelerates, varying significantly between individuals.
Area of Science:
- Dental Implantology
- Periodontology
- Radiographic Analysis
Background:
- Peri-implantitis is a significant complication following dental implant placement.
- Understanding the progression of bone loss is crucial for long-term implant success.
Purpose of the Study:
- To characterize the severity and progression patterns of peri-implantitis-associated bone loss.
- To analyze bone loss over extended periods post-prosthesis insertion.
Main Methods:
- Analysis of intra-oral radiographs from 182 subjects (419 implants).
- Bone-level measurements performed from 1-year follow-up to 5-23 years post-insertion.
- Assessment of bone loss amount and pattern using multilevel modeling.
Main Results:
- Average bone loss was 1.68 mm after the first year; 32% of implants showed ≥2 mm bone loss.
- Bone loss exhibited a non-linear pattern with an increasing rate over time.
- Bone loss patterns were consistent within individual subjects.
Conclusions:
- Peri-implantitis-associated bone loss is subject-specific.
- Bone loss typically follows a non-linear progression, accelerating over time.
- Further research may inform preventative and therapeutic strategies for peri-implantitis.
