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Figure 1. Abdominal examination of a 37-year-old woman with a week-long history of nausea and vomiting revealed only midabdominal fullness. An upper gastrointestinal series revealed proximal dilatation of the duodenum, with a high-grade obstruction in the distal portion (arrow in Panel A). A computed tomographic scan demonstrated a large, well-defined mass in the midabdomen, possibly arising from the mesentery, with mild effacement of adjacent small-bowel loops (arrow in Panel B). We considered a mesenteric cyst, omental cyst, intestinal duplication, cystic degeneration of a solid tumor, and nonpancreatic pseudocyst as possible causes of the mass. At surgery, a 9-by-6-cm mesenteric . . . [Full Text of this Article] |
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