This picture is a lesson in honesty. There are transitional forms in the nest in the right side of the picture but not in the nest in the left side of the picture. We tend to photograph findings that fit our bias. Low power view from green rectangle. Some of the cells in these nests are smaller than the neighbors, and, therefore, are more like those found in a classical clonal seborrheic keratosis.
Transitional forms are in the nest to the right but less apparent in the nest to the left.
Low power view from black rectangle. This field has the classical features of a seborrheic keratosis. Click on your browser's 'Back' button to return to the previous page.