A dramatic rise in thyroid cancer has resulted from overdiagnosis and treatment of tumors too small to ever cause harm, according to a study that found cases nearly tripled since 1975. The study is the latest to question whether all cancers need aggressive treatment. Other research has suggested that certain cancers of the prostate, breast and lung as well as thyroid grow so slowly that they will never become deadly, and that overzealous screening leads to overtreatment. Read more here.
Study mentioned: Davies L, Welch HG. Current Thyroid Cancer Trends in the United States. JAMA Otolaryngol Head Neck Surg. Published online February 20, 2014.
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