Located over the entire surface of the small intestine, the villus can be found from about the common bile duct to the ileocecal valve. A single layer of columnar epithelium containing capillaries ...

Colonoscopy was repeated, which now showed rectal ulcerations and nodular lesions, pancolitis, and friability of the ileocecal valve (Figure 1); the terminal ileum could not be intubated.

There are a number of organs in this area: the appendix, a part of the large and small intestines, the right ovary in females, and the right urine duct. More often than not, however, pain in the ...