Clinical Research Directory

Inclusion Criteria: 1. The age range of the patients from 21- 50 years old; able to read and sign the informed consent document; illiterate patients will be avoided. 2. Patients who can physically and psychologically tolerate conventional restorative procedures. 3. Patients with endodontically treated teeth indicated for ceramic crowns in the esthetic Zone (all axial walls existing). 4. Patients with no active periodontal or pulpal diseases. 5. Patients with teeth problems indicated for full coverage restoration in the esthetic zone (e.g. moderate to severe discoloration, coronal chipping where partial coverage would lack retention, malposed or malformed teeth). 6. Patients willing to return for follow-up examinations and evaluation. 7. Patients that care for good oral hygiene Maintenance. Exclusion Criteria: 1 Patients with poor oral hygiene and motivation. 2. high caries rate. 3. Patients with psychiatric problems or unrealistic expectations (patient that has phobia from dental treatments or needle bunch). 4. Patients suffering from parafunctional habits or temporomandibular disorders. 7\. Patients with teeth have extensive tooth structure loss, even if one wall is missing.