Previous CT scans may increase pregnancy risks

Reuters – Monday, September 8, 2025
By Nancy Lapid

Women who have undergone computed tomography imaging may be at slightly higher risk for pregnancy loss and birth defects in later pregnancies, according to findings from a large Canadian study.

The increase in risk is small and dependent on the number of CT scans women underwent before becoming pregnant, said study leader Dr. Camille Simard of Jewish General Hospital in Montreal.

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