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Exploring the Biological Width in Dentistry: A Comprehensive Narrative Review.
Sayem A Mulla1, Amit Patil2, Sheetal Mali2
1Dentistry, Bharati Vidyapeeth (Deemed to be University) Dental College and Hospital, Navi Mumbai, IND.
Cureus
|August 21, 2023
Summary
Biological width (BW) is crucial for protecting teeth from disease. Violations, where BW is less than 2 mm, can cause complications and require corrective procedures.
Area of Science:
- Dentistry
- Periodontology
- Oral Surgery
Background:
- Biological width (BW) is the supra-gingival tissue attachment to the tooth root.
- It forms a natural barrier against oral pathogens.
- Normal BW averages 2.04 mm, crucial for periodontal health.
Purpose of the Study:
- To define biological width (BW) and its clinical significance.
- To discuss methods for assessing BW.
- To explore complications of BW violations and their management.
Main Methods:
- Literature review on biological width.
- Clinical assessment using periodontal probes.
- Discussion of restorative margins and implant considerations.
Main Results:
- BW violations occur when measurements are less than 2 mm.
- These violations compromise gingival health and tooth longevity.
- BW is critical for the success of dental restorations and implants.
Conclusions:
- Maintaining adequate biological width is essential for periodontal health.
- BW violations necessitate clinical intervention.
- Understanding BW is vital for restorative dentistry and implantology.

