Biopsies do not imply cancer, however, removal of a colonic polyp is an important means of preventing colo-rectal cancer.
做活组织检查不意味患有癌症，并且切除结肠息肉是预防结肠直肠肿瘤的有效方法。
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How do you explain that in Boulder, Colo., the average cost of medicare treatment is $9,103, whereas an hour away in Fort Collins, Colo., the cost is $6,448?