Colonic Metastases and Lymphoma

Published on 20/07/2015 by admin

Filed under Radiology

Last modified 20/07/2015

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 Intravenous contrast for CT or MR

image Double contrast barium enema


• Adenocarcinoma

image Short, focal, “apple core” lesion < 10 cm in length
image More likely to cause colonic obstruction than submucosal lymphoma or mets
• Colonic Kaposi sarcoma
• Ileocolic tuberculosis
• Gastrointestinal stromal tumor


• Metastatic spread from melanoma or primary tumor of stomach, lung, or breast (rarely, other cancers)

image Gastric cancer may directly invade transverse colon along gastrocolic ligament
• Lymphoma may arise from and be limited to colon

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