Ameloblastoma of the Sinonasal Tract: Report of a Case with Clinicopathologic Considerations

Figure 1

A preoperative CT showing a large lytic expansile, solid lesion extending from the nasopharynx area with obstruction of the ostiomeatal unit, and sphenoethmoidal recess into the lateral pharyngeal space, laterally to the parotid, without continuity with maxillary alveola and antrum.