MRI Nasopharynx and Neck. Axial T1W Coronal T2W Axial T2 SPIR Axial and coronal T1W post contrast REPORT: Primary Tumour There is a nasopharyngeal carcinoma involving predominantly the right side   of the nasopharynx. There is tumour extension into the right sided preclival muscles and early extension into the right parapharyngeal region. No tumour extension into the nasal cavity or oropharynx. Early skull base invasion into the right pterygoid process is present and tumour involves the right pterygopalatine fossa and abuts the right foramen lacerum. There are minor mucosal inflammatory changes in the paranasal sinuses. The cavernous sinus and sections of the cranium included on the scan are unremarkable. There is a right middle ear and mastoid effusion. Findings: The nasal cavity and oropharynx are not involved. The parapharyngeal regions are unremarkable and there are no middle ear or mastoid effusions. The skull base is unremarkable. The cavernous sinus and sections of the cranium included on the scan are unremarkable. Distant metastases No distant metastases or second primary tumours are identified in the head and neck, upper thorax or bones.