Multiple paraganglioma syndrome type 4 due to succinate dehydrogenase B mutation: diagnostic and therapeutic challenges of a skull base paraganglioma masquerading as nasopharyngeal cancer.

Abstract excerpt

OBJECTIVE: To report a case of hereditary paraganglioma and describe the underlying genetic mutation and response to iodine 131 metaiodobenzylguanidine (MIBG) therapy. METHODS: We describe the clinical course and laboratory and imaging findings of the study patient. RESULTS: A 38-year-old man presented in May 2005 with pseudobulbar palsy and was initially thought to have nasopharyngeal cancer because computed...

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