Quoted: At the University of Wisconsin-Madison, where patients are offered their choice of virtual or regular colonoscopy, finding midsize polyps means you can either get a regular colonoscopy or come back for another CT scan in one or two years (the recommended interval depends on the size of the polyps), to see if they’ve grown, says David Kim, a UW radiologist who performs the scans and coauthored last year’s NEJM study.
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