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Pulpal tissue reaction to buffered glutaraldehyde
1Faculty of Dentistry, University of Malaya, Kuala Lumpur, West Malaysia.
The Journal of Clinical Pediatric Dentistry
|January 1, 1992
Summary
Glutaraldehyde pulpotomy in primary teeth effectively fixes the pulp surface but does not penetrate deeply. This limited action allows for replacement resorption to begin apically over time.
Area of Science:
- Pediatric Dentistry
- Dental Materials Science
Background:
- Primary teeth pulpotomy is a common dental procedure.
- Glutaraldehyde is a widely used medicament in pulpotomy.
- Understanding its effects on pulpal tissue is crucial for treatment success.
Purpose of the Study:
- To investigate pulpal tissue changes after pulpotomy using 2% w/v buffered glutaraldehyde.
- To assess the depth of glutaraldehyde penetration and its effect on the underlying pulp.
Main Methods:
- Primary teeth underwent pulpotomy with a single 3-minute application of 2% w/v buffered glutaraldehyde.
- Histological examination was performed to observe tissue response.
Main Results:
- Effective surface fixation of the pulpal tissue was achieved.
- Glutaraldehyde penetration was limited, leaving the apical pulp tissue largely unaffected.
- The fixation zone did not extend apically.
- Macrophages and fibroblasts appeared apical to the fixation zone over time.
Conclusions:
- 2% w/v buffered glutaraldehyde provides effective surface fixation in primary teeth pulpotomy.
- Limited penetration suggests a potential for replacement resorption.
- Further studies are warranted to evaluate long-term outcomes and alternative medicaments.