PMC3350186_01
(a) Ascending colon with ileocecal valve in the distance and cavity at the 12 o'clock position. (b) View into cavity. (c) Mass and varices seen distal to the cavity.
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fig1
Additionally, a large cavity was found in the proximal ascending colon with a necrotic mass and surrounding varices (Figure 1).
Large retroperitoneal mass near right colon and SMA.
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fig2
CT scan showed a 26 x 20 x 13 cm heterogeneous retroperitoneal mass, multiple hypodense hepatic lesions, grade 2 right-sided hydronephrosis, and mildly dilated proximal small bowel with no evidence of small bowel obstruction (Figure 2).