Fig. 15From: Imaging findings of gastrointestinal tract tumors in children and adolescentsa–c A 14-year-old girl with esophagus adenocarcinoma. a, b Axial contrast-enhanced CT images show diffuse hypodense wall thickening at the distal part of the esophagus (arrows). c PET/CT image shows focal hypermetabolic activity at the distal part of the esophagus corresponding to the mass seen on CTBack to article page