Having high breast-tissue density can drastically raise your risk of developing breast cancer, as does finding atypical hyperplasia, or abnormal cell growth, which is confirmed by a biopsy.

乳腺癌密度增高能剧烈地增加发生乳腺癌的风险，如同发现经活检确认的不典型增生或异常细胞生长一样。

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Having high breast-tissue density can drastically raise your risk of developing breast cancer, as does finding atypical hyperplasia, or abnormal cell growth, which is confirmed by a biopsy.

乳腺癌密度增高能剧烈地增加发生乳腺癌的风险，如同发现经活检确认的不典型增生或异常细胞生长一样。

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