Reproductive System, Male
Penis, Epithelium - Hyperplasia
Narrative
Comment:
Hyperplasia of the mucosa is characterized by proliferation of squamous epithelium in the form of papillary folds (arrow, Figure 1
). It is an uncommon incidental finding and is unlikely to be associated with chemical administration.
). It is an uncommon incidental finding and is unlikely to be associated with chemical administration.Recommendations:
This lesion should be diagnosed and given a severity grade.
References:
References not listed.
Penis, Epithelium - Hyperplasia. Arrow indicates papillary proliferation of squamous epithelium in a male B6C3F1 mouse from a chronic study.
All Images
Penis, Epithelium - Hyperplasia. Arrow indicates papillary proliferation of squamous epithelium in a male B6C3F1 mouse from a chronic study.
Penis, Epithelium - Hyperplasia. Higher magnification of Figure 1 showing the hyperplastic squamous epithelium in a male B6C3F1 mouse from a chronic study.