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Related Experiment Videos

Nickel hypersensitivity-related periodontitis

G J Bruce1, W B Hall

  • 1Department of Periodontics, University of the Pacific, School of Dentistry, San Francisco, California, USA.

Compendium of Continuing Education in Dentistry (Jamesburg, N.J. : 1995)
|February 1, 1995
PubMed
Summary
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High nickel content in dental crowns can cause alveolar bone loss in patients with nickel sensitivity. Dental professionals should evaluate patient metal sensitivity history before using nonprecious alloys.

Area of Science:

  • Dentistry
  • Materials Science
  • Immunology

Background:

  • Rising dental care costs drive the use of nonprecious alloys in porcelain-fused-to-metal crowns.
  • These alloys often contain high percentages of nickel (69%-81%).
  • Nickel hypersensitivity is prevalent, and adverse periodontal responses are linked to nickel in dental restorations.

Observation:

  • A case study involving a nickel-sensitive patient is presented.
  • The patient experienced alveolar bone loss following the placement of high-nickel content crowns.

Findings:

  • The case demonstrates a direct correlation between nickel-containing dental crowns and bone loss in a hypersensitive individual.
  • While generally well-tolerated, nonprecious alloys pose risks for sensitive patients.

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Implications:

  • Clinicians must screen for metal sensitivities before utilizing nonprecious dental alloys.
  • Further research into biocompatibility of dental materials is warranted.
  • Patient history is crucial for preventing adverse reactions to dental restorations.