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Alveolar bone anatomic profiles as measured from dry skulls. Clinical ramifications
W Becker1, C Ochsenbein, L Tibbetts
1University of Southern California School of Dentistry, Los Angeles, USA. BRANEBILL@AOL.com
Journal of Clinical Periodontology
|November 14, 1997
Summary
Alveolar bone morphology, specifically scalloped profiles, shows increased bone height, impacting dental implant placement considerations. This study analyzed bone anatomy and tooth dimensions in dry skulls.
Area of Science:
- Dental Anatomy
- Periodontology
- Oral Surgery
Background:
- Alveolar bone morphology is crucial for periodontal health and dental implant success.
- Understanding the relationship between alveolar bone anatomy and tooth form is essential for predictable clinical outcomes.
Purpose of the Study:
- To investigate the correlation between alveolar bone morphology and tooth shape.
- To determine if specific alveolar bone anatomical profiles influence tooth dimensions.
- To assess the clinical implications for dental implant procedures.
Main Methods:
- Evaluation of 111 dry skulls categorized by alveolar bone anatomy (flat, scalloped, pronounced scalloped).
- Quantification of buccal dehiscences and fenestrations.
- Measurement of interproximal bone height to buccal alveolar crest.
- Analysis of mesial-distal tooth width and length.
Main Results:
- No significant differences in fenestrations or dehiscences across morphotypes.
- Statistically significant differences in mean bone height: flat (2.1 mm), scalloped (2.8 mm), pronounced scalloped (4.1 mm).
- Pronounced scalloped profiles exhibited slightly narrower tooth dimensions.
Conclusions:
- Alveolar bone height significantly varies with anatomical profile, with pronounced scalloped types showing greater height.
- Tooth shape did not significantly correlate with bone anatomy.
- Findings have treatment ramifications for dental implant placement in patients with scalloped or pronounced scalloped bone morphotypes.