5.0 MB (5.0 MB compressed)
1491 x 1178 pixels
12.7 x 9.9 cm ⏐ 5.0 x 3.9 in (300dpi)
GASTROLAB / SCIENCE PHOTO LIBRARY GASTROLAB / SCIENCE PHOTO LIBRARY
Colonoscopic view of a large ulcerating (top right) and necrotic cancer (adenocarcinoma) in the rectum. The cancerous growth (at top and bottom right) is causing an obstruction.
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