Zirconia Versus Lithium Di-silicate Overlays for Restoring Hypomineralized Molars Affected With MIH

Launched by AL-AZHAR UNIVERSITY · Sep 6, 2022

Keywords

ClinConnect Summary

To compare the one-year clinical outcome of zirconia versus lithium disilicate overlays restorations. Materials and methods: Twenty patients were distributed into two groups in relation to the material used for the fabrication of overlays restorations; group (Z) (n=10): patients received zirconia restorations, group (EC): patients received IPS E.max Cad restorations. Clinical and radiographic evaluations of these restorations were carried out at base line (1 week), 3, 6 and 12 months after cementation using FDI World Dental Federation criteria

Gender

ALL

Eligibility criteria

• Inclusion Criteria:
• • Children's age ranging from 10 to 15 years old.
• • Existence of large carious lesion in young permanent first molar teeth associated with weak cusps.
• • Signs of vital pulp without symptoms of pulpitis.
• • Presence of antagonists and adjacent teeth and occlusal contacts with good level of oral hygiene.
• • Children should be able to physically and psychologically tolerate conventional restorative procedures.
• Exclusion Criteria:
• • Children with poor oral hygiene and symptoms of pulpitis.
• • Children suffer from parafunctional habits.
• • Children with any debilitating systemic disorder.