Maxillo-facial radiology case 109

Abstract

This nine-year-old Caucasian boy presented at the Dental Faculty with a history of a slow-growing swelling of the mandible in the 43-45 region. The time of onset was unknown. On examination, the lesion was about 3 cm in diameter. Pain, possibly from secondary infection was the main symptom. No other abnormalities were present. What is your diagnosis?