Science America: 老年人乳癌和前列腺癌發展慢,但腸癌和膀胱癌發展更快

The old idea that cancer is less aggressive in the elderly is not entirely without merit: breast and prostate cancers tend to grow more slowly in older patients. But other types—colon and bladder cancer and certain leukemias, for example—are usually more aggressive and harder to treat. This may in part be because of certain age-related genetic mutations.

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