Low power view of a colonic Peutz-Jeghers polyp shows a tree-like proliferation of smooth muscle lined by normal colonic cell types.
Courtesy of Robert Odze, MD.
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Normal colon
Low (left) and high (right) power views of a biopsy of a normal colon. Low power reveals straight crypts and mild lamina propria mononuclear cell infiltration. High power shows the surface enterocytes with interspersed goblet cells (arrows).