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A 37-year-old man presented to the emergency department with a two-day history of crampy abdominal pain, nausea, and vomiting. On physical examination, his temperature was 37.2°C, and his pulse was 110 beats per minute. The examination revealed a markedly distended abdomen, with moderate tenderness but without guarding or rebound. The patient's white-cell count was 11,300 per cubic millimeter, with 28 percent band forms. Plain-film radiography of the abdomen revealed a partial obstruction of the small bowel. Computed tomographic scanning of the abdomen showed a classic bull's-eye sign, suggesting intussusception of the small bowel (Panel A, arrow). The radiologic diagnosis was . . . [Full Text of this Article] |
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