Acute abdomen: Rare and unusual presentation of right colic xanthogranulomatosis

Figure 1 Contrast enhanced computed tomography showing a large mass in the right abdominal quadrant (A), and inflammatory involvement of retroperitoneal fat and local lymph nodes (B).

Figure 2 Pathological findings. Hematoxylin and eosin staining of the intestinal wall of the ileocecal valve and appendix showing heavy infiltration of a large amount of lipid-laden macrophages in which scattered multinucleated giant cells are shown (A, × 160). In the field, numerous ectatic small blood vessels consistent with the edematous features of the wall are visible (B, × 250; C, × 400).