Intramucosal Carcinoma of the Appendix Arising from Traditional Serrated Adenoma

Figure 2

(a) An external view of the surgical specimen of the appendix showing the serrated adenoma protruding through the ostium of the appendix. (b) The internal view of the appendix lumen showing the adenoma arising in the appendix mucosa and spreading to the cecum wall.

(a)

(b)