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Arch Surg. 2003;138:562.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

Answer: Foramen of Winslow Hernia

Figure 1. Computed tomographic scan of the abdomen showing the cecum behind the stomach. Note that the bowel is posterior to the portal triad, entering and exiting through the foramen of Winslow.

Figure appears in full text version. Figure 1.

Figure 2. The terminal ileum and cecum are in the lesser sac, but the appendix has been retrieved with forceps. The Crile clamp is passing behind the bowel through the foramen of Winslow.

Figure appears in full text version. Figure 2.

Approximately 170 cases of hernia of the foramen of Winslow have been reported since Blandin's¹ initial case report in 1834.^2-5 The foramen is bounded by the lesser omentum and portal triad anteriorly, the peritoneum covering the vena cava posteriorly, the caudate lobe of the liver superiorly, and the duodenum inferiorly. Hernias through this aperture account for 8% of all internal hernias.⁶ The most commonly involved organs are the small intestine (53%-63%), cecum (25%-30%), and transverse colon (7%).^{2, 7} Rare cases . . . [Full Text of this Article]

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Arch Surg. 2003;138(5):561.
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