Fig. 6
From: Imaging findings of gastrointestinal tract tumors in children and adolescents
a, b A 3-year-old girl with inflammatory pseudotumor. She had fever and weight loss for the last 3–4 months. In physical examination, a mass was detected in the abdomen. a Axial fat-saturated T2-weighted image shows hypointense tumor in the ileum (arrows). b Post-contrast T1-weighted axial image shows peripherally contrast-enhanced tumor with central necrotic parts (arrows). After biopsy, ALK and SMA positive inflammatory pseudotumor was diagnosed