Appendix
The mucosa of the appendix resembles that of the colon; straight intestinal glands are located in the lamina propria; villi are not present. Abundant diffuse and nodular lymphoid tissue infiltrate the appendix. 400x
Mucosa
The mucosa of the appendix resembles that of the colon; straight intestinal glands are located in the lamina propria; villi are not present. Abundant diffuse and nodular lymphoid tissue infiltrate the appendix. 400x
- Intestinal glands
The mucosa of the appendix resembles that of the colon; straight intestinal glands are located in the lamina propria; villi are not present. Abundant diffuse and nodular lymphoid tissue infiltrate the appendix. 400x
- Diffuse lymphoid tissue
The mucosa of the appendix resembles that of the colon; straight intestinal glands are located in the lamina propria; villi are not present. Abundant diffuse and nodular lymphoid tissue infiltrate the appendix. 400x
- Primary lymphoid nodule
The mucosa of the appendix resembles that of the colon; straight intestinal glands are located in the lamina propria; villi are not present. Abundant diffuse and nodular lymphoid tissue infiltrate the appendix. 400x
- Secondary lymphoid nodule
The mucosa of the appendix resembles that of the colon; straight intestinal glands are located in the lamina propria; villi are not present. Abundant diffuse and nodular lymphoid tissue infiltrate the appendix. 400x