Incidental Detection of Sinonasal Inverted Papilloma With 68Ga-FAPI PET/CT in a Patient With Esophageal Cancer

Abstract A 68-year-old man with newly diagnosed esophageal cancer was included in a clinical trial of 68 Ga-FAPI PET/CT study in tumors (ChiCTR2100044131). Increased tracer uptake was noted in esophageal cancer. In addition, sinonasal inverted papilloma also revealed increased FAPI activity.