- Large destructive mass involving the right nasal cavity, maxillary sinus and ethmoid air cells.
- Extension into the inferior and medial right orbit.
- Also intracranial extension into infratemporal masticator space, around the posterolateral aspects of the right maxillary sinus.
- Direct invasion into pterygopalatine fossa and along the right V2 nerve.
- Internal increased T1 signal within the tumour is consistent with post surgical packing.
- Small adjacent lymph nodes.