Introduction: This report presents a rare case of a dentigerous cyst (DC) associated with the maxillary right canine in a young child, successfully treated with marsupialization followed by enucleation.
Presentation Of Case: A 9-year-old girl was referred to a maxillofacial hospital after routine dental exam revealed a large lesion in maxilla. Radiograph showed a 5 × 6 cm unilocular radiolucent lesion in the right maxillary sinus, with destruction of the sinus and nasal cavity walls and displacement of the upper right canine into the floor of the right eye.