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An otherwise healthy 45-year-old man presented with a 3-day history of colicky central abdominal pain associated with nausea and vomiting. His bowel habits had not changed, and he had no history of abdominal surgery, no family history of inflammatory bowel disease, and no reported history of any perianal conditions. He had been admitted 36 months earlier because of a similar episode, which resolved spontaneously. On examination, there were no umbilical, inguinal, or femoral hernias. Laboratory tests revealed a normal white-cell count, and abdominal radiologic examination was suggestive of an incomplete small-bowel obstruction (Panel A). Computed tomography demonstrated a small-bowel stricture . . . [Full Text of this Article] |