Findings

In this survey micrograph of the ileum one can see numerous villi and lymphoid aggregates called Peyer's patches beneath the mucosa and above the muscularis propria.

Comment

Peyer's patches are characteristic of the ileum. These lymphoid follicles extend from the lamina propria to the submucosa.

Preparation

Paraffin section, hematoxylin and eosin

View

Low-power light microscopy

Specimen

Ileum, Small intestine

Image Credit

V. Eroschenko, Ph.D.
Department of Biological Sciences
WAMI Medical Program
University of Idaho