Definition of Male breast cancer

Reviewed on 3/29/2021

Male breast cancer: 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.


A lump in the breast is almost always cancer. See Answer

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