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68Ga-DOTATATE PET/CT Reveals Epstein-Barr Virus-Associated Nasopharyngeal Carcinoma in a Case of Suspected Sphenoid Wing Meningioma

Overview
Journal Clin Nucl Med
Specialty Nuclear Medicine
Date 2018 Feb 6
PMID 29401153
Citations 7
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Abstract

In this case of suspected sphenoid wing meningioma, Ga-DOTATATE PET/CT showed a somatostatin receptor (SSR)-expressing tumor with extension to the nasopharynx and SSR-expressing cervical lymph nodes. Subsequent biopsy from the nasopharynx revealed an Epstein-Barr virus (EBV)-associated, undifferentiated World Health Organization type 3 nasopharyngeal carcinoma (NPC), a potential clinical pitfall due to the reported high SSR expression of this tumor subtype. In consideration of the high target-to-background contrast, SSR ligands might be superior to F-FDG for EBV-associated NPC PET imaging, particularly at the skull base. Somatostatin receptor ligands might furthermore offer interesting theranostic possibilities for patients with advanced/extensive EBV-associated NPC.

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