573c8eb4_rsity_of_Arizona_Cancer_Center__2
[0] Barium Enema [1] The colon is filled with barium and X-rayed to examine the colon and rectum. [3] Can miss small polyps; test can sometimes come back positive when nothing is wrong. [2] 
Relatively safe; can be used to examine the entire colon.
Colorectal Cancer Screening | University of Arizona Cancer Center
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