case_images: PMC3860036_01
case_images: CT topography showing dilated large intestine from the caecum to sigmoid colon.
case_images: gr1.jpg
case_images: PMC3860036_01_gr1.jpg
case_images: fig0005
case_images: CT-scan showed grossly distended large intestine from the caecum to the sigmoid colon, with no air in the rectum (see Fig. 1).
case_images: Photograph of the cut specimen (sigmoid tumor) showing diseased bowel wall with intact mucosa.
case_images: gr2.jpg
case_images: PMC3860036_01_gr2.jpg
case_images: fig0010
case_images: The cut specimen revealed an obstructing tumor on the mesenteric border, within the wall of the sigmoid colon without involvement of the mucosa (see Fig. 2).
case_images: Microscopic photograph (magnification power 2x) showing normal large bowel mucosa and submucosa with endometrial glands within the muscularis propria. Stained with hematoxylin and eosin.
case_images: gr3.jpg
case_images: PMC3860036_01_gr3.jpg
case_images: fig0015
case_images: Microscopically, there was endometrial glandular tissue accompanied by endometrial stroma in the sigmoid 'tumor', with clear margins and no evidence of malignancy (see Fig. 3).