Case 1 involved an 85-year-old woman who was seen at our department of surgery because subcutaneous hemorrhagic spots of the left breast were pointed out by a staff when she had a bathe at the day service facility. Echography revealed a multilateral hypoechoic tumor with an irregular border in the left C area where was coincident with the subcutaneous hemorrhagic spots. Case 2 involved an 86-year-old woman who visited a neighboring hospital because of the abrupt appearance of a right breast

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... 2 weeks earlier. Thereafter she presented to our hospital. Echography revealed a cystic, oval-shaped, and sharply demarcated hypoechoic tumor in the right AC area. In both cases, breast cancer was diagnosed by fine needle aspiration biopsy, and radical operation was performed after general exploration confirmed the absence of distant metastases. We have entered an era of an aging population, and not a little elderly people, especially women over 85 years old, have not received periodic breast cancer examinations and are detected to have a breast mass, skin invasion, or skin lesion by a family member or caregivers at a care home. Many patients with breast cancer present to a hospital because of a breast mass, but the tumor rarely presents with bleeding within the breast. This paper deals with two cases of breast cancer in very elderly women who had no history of trauma and presented with breakthrough bleeding within the breast. Key words:very elderly people,breast cancer,breakthrough bleeding