Figure 1.

Gross pathologic findings of the terminal ileum, the ileo-cecal valve and the cecum (from right to left). The terminal ileum shows acute ulcers with elevated ulcer rim and irregular base. The mucosa of the ileo-cecal valve and the cecum shows a confluent ulcer with an elevated border. The submucosa is markedly edematous. The vermiform appendix (↑) is mildly congested.

Boonyawat et al. BMC Gastroenterology 2014 14:134   doi:10.1186/1471-230X-14-134
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