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Fig 1. A, Curved saggital reconstruction image of a contrast-enhanced CT scan shows a submucose mass in the nasolabial area (straight arrow) with enlargement of the Vb nerve (curved arrow) all the way to the pterygopalatine fossa. Short arrows indicate buccal mucosa, and the asterisk indicates the pterygopalatine fossa. B, Contrast-enhanced oblique saggital fat-suppressed T1-weighted MR image shows an enhancing mass (straight arrow) in the nasolabial area with perineural spread through maxillary nerve (curved arrow).
