Measurement of Mandibular Radio Morphometric Indices in Egyptian Population at Different Ages

Inclusion Criteria: * Egyptian individuals with different ages starting from 10 - 70 years. * Females and males of the mentioned ages. Exclusion Criteria: * Individuals younger than 10 and older than 70 years old. * Presence of a large pathological lesions in the mandible at the areas intended for measurements. * Patients of severely resorbed mandibular bone. * Patients with any bony deformity at the inferior border of the mandible. * Patients with fracture at the areas to be examined. * Patients with evident radiographic asymmetry. * Patients with evident radiographic abnormality suggestive of systemic disease predisposing to osteoporosis. * Patients with current postoperative surgical defect healing at the areas intended for measurements. * Patients with mandibular reconstruction