Adult case of an omphalomesenteric cyst resected by laparoscopic-assisted surgery

Figure 1 Abdominal CT demonstrating a cystic mass (arrow), measuring 100 mm x 80 mm x 50 mm in size, with septum (arrow head) and calcification in the umbilical region.

Figure 2 MRI (T2-WI) showing a cystic mass with septum.

Figure 3 Laparoscopy showing the mass to be attached to abdominal wall.

Figure 4 Mass measuring 110 mm x 70 mm x 50 mm in size.

Figure 5 Cystic mass filled with mucus.

Figure 6 Histological features showing cystic wall to be composed of fibromuscular tissue, adipose tissue, focal calcification, and an intestinal structure, lined by an intestinal type mucosa with goblet cells, accompanied by ulceration with a regenerative epithelium.