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Yale study links non-cancerous brain tumors to frequent dental X-rays

  • Posted: April 10, 2012

People who received frequent dental X-rays in the past, before dosages were lowered, have an increased risk of developing a meningioma, the most common and potentially debilitating type of non-cancerous brain tumor, a new study led by the Yale School of Public Health has found. The study is published online in Cancer, a journal of the American Cancer Society. The study found that over a lifetime, individuals who developed meningioma were more than twice as likely as those in the control group to report having received bitewing exams (which use X-ray film held in place by a tab between the teeth) on a yearly or more frequent basis.

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