Thyroid ultrasound imaging could be used to identify patients who have a low risk of cancer for whom biopsy could be postponed, according to a study by Rebecca Smith-Bindman, M.D., of the University of California, San Francisco, and colleagues. The retrospective case-control study of 8,806 patients who underwent 11,618 thyroid ultrasound imaging examinations from January 2000 through March 2005 included 105 patients diagnosed as having thyroid cancer. Thyroid nodules were common in patients diagnosed as having cancer (96...
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