History of the present illness

This is a 37-year-old male with a large, asymptomatic, unilocular and well-demarcated radiolucency in the anterior midline maxilla involving the mid-root to apices of teeth #s 7-10 (Figure 1). It is of unknown duration and is clinically described to be 2 x 2 x 1.8 cm in size. The patient complained of a swelling behind his front teeth. There was an eight mm divergence of the central incisors caused by this lesion. His past medical history is negative.

Figure 1 This radiograph was taken at the first clinical presentation; note the large, well-demarcated unilocular radiolucency associated with teeth #s 7, 8, 9 and 10.