1. Polypectomy of a giant solitary juvenile polyp in the ascending colon in a child 
Gastrointestinal Endoscopy 
Volume 47, Issue 1, Pages (January 1998)
DOI: /S (98)
Copyright © 1998 American Society for Gastrointestinal Endoscopy Terms and Conditions

2. Figure 1
Cut surface of polyp showing cystic appearance. Largest cavities are filled with mucus. Units of the scale (bottom) are centimeters.
Gastrointestinal Endoscopy  , DOI: ( /S (98) )
Copyright © 1998 American Society for Gastrointestinal Endoscopy Terms and Conditions

3. Figure 2
Polyp characterized by variability in dimensions of glands: smaller gland are lined with a columnar epithelium with variable amounts of cyliated and mucus-secreting cells, often with serrated outline; larger glands are dilated and lined with cuboidal epithelium. Epithelial surface of polyp is extensively eroded or flattened to a cuboid lining, often with intraepithelial leukocytes (hematoxylin and eosin, ×1.6).
Gastrointestinal Endoscopy  , DOI: ( /S (98) )
Copyright © 1998 American Society for Gastrointestinal Endoscopy Terms and Conditions

4. Figure 3
Gland (left) shows focal ulceration of epithelium with intraluminal neutrophilic infiltration that extends into the lamina proria, together with a deposit of mucus (right upper corner) (hematoxylin and eosin, ×25).
Gastrointestinal Endoscopy  , DOI: ( /S (98) )
Copyright © 1998 American Society for Gastrointestinal Endoscopy Terms and Conditions