CT of paranasal sinuses
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There is an uninterrupted right third molar tooth with the roots projecting into the maxillary antrum. There is no associated odontogenic sinusitis identified.There is an ectopic /unerupted third molar tooth seen projected within the left maxillary antrum with associated surrounding soft tissue density (50HU) interspersed by ill-defined calcific density. This presumed dentigerous cyst is unilocular and measures approximately 17 x 25 x 12 mm. The bony inferior margin of the cyst appears to communicate with the presumed 38 root cavity. The margins of the cyst is thick walled.
The osteomeatal complex is patent bilaterally.