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Screening for colorectal cancer, the second leading cause of cancer death in the United States, by colonoscopy can both detect these cancers at an early stage, when successful treatment is more likely, and prevent them from developing in the first place. That's because precancerous polyps found by colonoscopy can be removed during the procedure, thus preventing them from going on to become cancers.
If everyone followed colorectal cancer screening guidelines, at least 60 percent of colorectal cancer deaths in the United States could be avoided. Unfortunately, just 38 percent of adults in the United States are getting screened as recommended.
Similarly, Pap test screening for cervical cancer, which was diagnosed in more than 13,170 U.S. women in 2019, can both detect cancer at an early stage, when treatment outcomes tend to be better, and detect precancerous abnormalities, which can then be treated to prevent them from developing into cancers.
(www. aacr.org/patients-caregivers/about-cancer/cancer-prevention. Adaptado)
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