We Will Assess Zirconia Crown Restoring Endodontically Treated Posterior Teeth With Two Finish Line Designs and Two Occlusal Reduction Schemes

Endodontically treated posterior teeth will be restored with zirconia crowns with two finish line designs(feather edge and rounded shoulder) and two occlusal reduction schemes(flat and planer).The crowns were designed with exocad software program .After cementation clinical performance in terms of marginal adaptation ,marginal discoloration, fracture and secondary caries was evaluated at 3 subsequent follow-up visits every 3months for 1 year.

NCT Number	NCT07139613
Lead Sponsor	Armed Forces Institute of Dentistry, Pakistan
Conditions	Zirconia Crowns
Enrollment	66 participants
Start Date	2025-08
Primary Completion	2026-08 (estimated)
Study Completion	2026-10 (estimated)
Updated on ClinicalTrials.gov	2025-08-24