Prognostic Factor of Primary Breast Carcinoma in Women Aged 35 and Under

1644 female primary breast cancer patients treated in our hospital surgery between 1974 and 1989. In this study,The clinicopathological features (including age at the time of diagnosis,Tumor size，histologic tumor type，histologic grade, lymph node status，the 5-years and 10-years sur-vival rates) observed in 135 women treated for primary operable breast carcinoma who were 35 years of age or younger. and contrasted with other age group. Patients were followed up for 5- 10 years.