Laorporn PawakranondJiraporn LaothamatasMahidol UniversityFaculty of Medicine, Ramathibodi Hospital, Mahidol University2018-08-202018-08-202006-07-21Journal of the Medical Association of Thailand. Vol.89, No.6 (2006), 890-89501252208012522082-s2.0-33746024965https://repository.li.mahidol.ac.th/handle/20.500.14594/23688The authors report the MRI findings in a patient with cavernous sinus metastasis with inferior extension to the nasopharynx, mimicking imaging findings of the advanced nasopharyngeal cancer with the skull base, and intracranial extension. Findings of denervative atrophy of the masticator muscles and obstruction of the Eustachian tube resulting in fluid retention of mastoid air cells are seen in both processes.Mahidol UniversityMedicineArticleSCOPUS