Primary Extraosseous Ewing Sarcoma on 18F-FDG and 68Ga-FAPI-04 PET/CT
Tao Yi, Feifei Wang, Yan Jiao, Zhengguo Chen, Chunyan Wu
Abstract
ABSTRACT: Primary extraosseous Ewing sarcoma of the nasal cavity is rare. A 17-year-old man underwent 18 F-FDG and 68 Ga-FAPI-04 PET/CT for a nasal mass. The mass showed avid FDG uptake but weak FAPI uptake. Endoscopic endonasal biopsy confirmed the diagnosis of Ewing sarcoma.
Topics & Concepts
MedicineSarcomaBiopsyRadiologyPET-CTNuclear medicineNasal cavityPositron emission tomographyPathologyAnatomyPeptidase Inhibition and AnalysisProtease and Inhibitor MechanismsSignaling Pathways in Disease