Medical Definition of Breast cancer, male
Breast cancer, male: Breast cancer in men. Male breast cancer is much less common than breast cancer in women. Fewer than 1 percent of persons with breast cancer are male. However, breast cancer is no less dangerous in males than in females. After the diagnosis of breast cancer is made, the mortality rates are virtually the same for men and for women.
Last Editorial Review: 7/1/2016
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