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.
44 Articles
44 Articles
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…
New study finds CT scans could be a major contributor to cancer in the US
A new study shows that CT scans are likely an "important cause of cancer" in the United States, resulting in over 100,000 cases annually.The new research was published in JAMA Internal Medicine on Monday by University of California, San Francisco scientists.The study indicated that CT scans could account for 5% of cancer cases throughout the U.S., more than tripling previous estimates. UCSF estimates that 93 million CT scans were performed in th…
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