Lymphangitic spread from the appendiceal adenocarcinoma to the ileocecal valve, mimicking Crohn’s disease

Figure 1 Computed tomography. A: Thickening of the bowel wall with adjacent fat stranding in the region of the cecum and adjacent small bowel, axial plane; B: Thickening of the bowel wall with adjacent fat stranding in the region of the cecum and adjacent small bowel, coronal plane.

Figure 2 Colonoscopy demonstrating a swollen, distorted ileocecal valve.

Figure 3 Reactive colonic mucosa with lymphangitic signet ring cell neoplasm (hematoxylin and eosin, original magnification × 20; inset CDX2 immunohistochemical stain, original magnification × 20).