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Past treatment with radiation therapy to the pelvis can increase the risk of uterine sarcoma.
Source: Uterine Sarcoma Treatment (PDQ®)–Patient Version, National Cancer Institute.
Source updated: March 14, 2025 · Captured 2026-09-09.
Selected source text with whitespace normalised. This Triangle page is not an NCI PDQ summary. Independent clinical review is pending.
Anything that increases a person's chance of getting a disease is called a risk factor. Not every person with one or more of these risk factors will develop an uterine sarcoma, and it will develop in some people who don't have any known risk factors. Talk with your doctor if you think you may be at risk. Risk factors for uterine sarcoma include:
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Past treatment with radiation therapy to the pelvis.
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Treatment with tamoxifen for breast cancer. If you are taking this drug, have a pelvic exam every year and report any vaginal bleeding (other than menstrual bleeding) as soon as possible.
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Preserved source evidence · Independent clinical review pending · Not medical advice