Abstract: Objective To investigate the clinical characteristics and prognosis of breast cancer patients in the rural old women above 65 years old.Methods 110 breast cancer cases over 65 years of age were collected and analyzed.Results The progress of study group was 3months to7years,averaging out to 12.3months.Major pathological type was invasiveductalcarcinoma(85.5%).Lymphatic metastasis rate were 46.4%.Estrogen or prog-esterone receptor was found to be positive in 71.7% by immunohistochemical staining.59 patients(53.6%)had comorbidity such as coronary heart disease,hypertention,diabetes,etc.The 5-year survival rate and 10-year survival rate were 59.1%and 38.2% respectively.Conclusion Breast cancer of elderly counywomen had long progress,the invasive ductal canaer dominated in pathologic histology.Estrogen or progesterone receptor were high.Surgery and endocrine therapy are important to achieve good clinical outcome.

Key words: Breast neoplasms, Elderly women, Prognosis