Zirconia has been widely used in dentistry to improve the strength of ceramic restorations maintaining aesthetics. In addition, zirconia is increasingly being used for monolithic crowns without veneering porcelain.
However, there is a lack of scientific information regarding whether or not monolithic zirconia crowns can function with sufficient durability, especially in the molar regions.
This case presentations is about esthetic challenge: to change color of 2 central incisors with monolithic zirconia crowns and to integrate them with adjacent teeth.