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A Full Digital Workflow for Masking Stained Teeth Using Ceramic Cores and Veneers
Francisco Garcia-Torres1, Enrico Steger2, Alexander Lichtmannegger2
1Department of Prosthodontics University of La Salle Bajio School of Dentistry Leon Mexico.
Clinical Case Reports
|June 8, 2026
Summary
This study presents a digital workflow for intrinsic tooth discoloration using a ceramic core and veneer. This approach effectively masks dark substrates, achieving highly esthetic anterior restorations with improved precision and natural contours.
Area of Science:
- Dentistry
- Digital Dentistry
- Restorative Dentistry
Background:
- Intrinsic tooth discoloration presents a challenge for achieving optimal esthetic outcomes.
- Traditional methods for masking discolored teeth can be technique-sensitive and may not always yield predictable results.
- A fully digital workflow offers potential for enhanced precision and efficiency in managing complex esthetic cases.
Purpose of the Study:
- To describe and evaluate a fully digital workflow for managing intrinsic tooth discoloration in an anterior tooth.
- To demonstrate the efficacy of a ceramic core in masking a dark underlying substrate.
- To assess the esthetic and functional outcomes of veneer restorations fabricated using a digital workflow.
Main Methods:
- An intraoral scan, digital wax-up, and interim restorations were used to guide a gingivectomy for improved gingival contour.
- Digital design and milling of a ceramic core for the discolored maxillary right central incisor.
- Fabrication and bonding of definitive ceramic veneers on both maxillary central incisors under rubber dam isolation.
Main Results:
- The ceramic core effectively masked the intrinsic discoloration of the maxillary right central incisor.
- The digital workflow facilitated accurate design and fabrication of highly esthetic ceramic veneers.
- The combined approach of ceramic core, veneer restoration, and gingivectomy resulted in improved symmetry and natural gingival contour.
Conclusions:
- A fully digital workflow integrating intraoral and facial scanning is effective for managing intrinsic tooth discoloration.
- Ceramic cores provide a reliable method for masking dark substrates, enabling the fabrication of predictable, esthetic veneer restorations.
- This digital approach enhances precision, reproducibility, and esthetic outcomes in anterior restorative dentistry.
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