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A member asked:
Possible for a needle biopsy get benign tumor to become malignant cancer?
8 doctors weighed in across 2 answers
Not likely: A needle biopsy is not likely to transform a benign tumor into a malignant one.
Answered 7/24/2012
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No, but...: It may be possible for a mass to have a focus of cancer cells that are not sampled when a needle biopsy is done. (sampling error). Depends on the tumor, site, size, etc. If in doubt, remove the entire mass, not just a needle biopsy.
Answered 3/12/2020
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