But a new study is looking to change this recommendation.

Talk to your doctor about your options before undergoing an exam.

A CT scan uses X-rays to generate a series of images within your body.

Man entering MRI scanning machine.

Monty Rakusen / Getty Images

2020;2(5):e200086.

doi:10.1148/ryct.2020200086

Centers for Disease Control and Prevention.Radiation in Medicine: CT Scans.

National Cancer Institute.Computed Tomography (CT) Scans and Cancer.