Uncommon: Less than 0.6% of breast cancers occur under the age of 30. But it does occur, with reported 11, 000 patients diagnosed with breat csncer under age 40 in the us in one year (of the 230, 000 total breast cancer patients). If you have a breast lump or concern see a doctor.
Answered 4/7/2013
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9 doctors weighed in across 3 answers
8 doctors weighed in across 3 answers
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A doctor has provided 1 answer
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