CT Scans Linked to 103,000 Annual Cancer Cases in the US, Study Finds
- A UCSF study published April 14, 2025, in JAMA Internal Medicine, cautions against CT overuse.
- Increased CT scan usage since 2007 exposes more patients to cancer-causing ionizing radiation.
- Researchers analyzed 93 million CT scans from 61.5 million U.S. Patients in 2023.
- Smith-Bindman stated CT scans could pose a risk, comparable to alcohol and excess weight.
- An estimated 5% of all future cancer diagnoses may stem from CT scans if trends continue.
53 Articles
53 Articles
Popular CT scans could account for 5% of all cancer cases a year, study suggests
CT scans may account for 5% of all cancers annually, according to a new study that cautions against overusing and overdosing CTs. The danger is greatest for infants, followed by children and adolescents. But adults also are at risk, since they are the most likely to get scans.
CT scans cause more cancer cases than previously believed, study shows
Radiation from CT scans conducted in 2023 is projected to account for 5% of annual cancer diagnoses in the United States — a rate far higher than previously believed, a new study finds.
CT Scans Could Result in Over 100,000 New Cancers in the US
The number of CT exams performed in the US has jumped over 30 percent since 2007, with about 93 million scans in 2023 alone. That’s nearly one for every three Americans. All the cool kids are getting CT scans. And all the kids with cancer, too, apparently, as a study published in the journal JAMA Internal Medicine posits that it’s at least theoretically possible that around 103,000 of those CT scans in 2023 could contribute to the development of…
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