LAUSR

e13056Background: Solid papillary carcinoma of the breast (SPC) is classified as a special entity intraductal papillary tumor of breast tumors. Because of its rarity and specificity, its clinical behavior and its optimal treatment still remain controversial. The aim of this study is to analyze the clinicopathogical and immunophenotypic features of SPC, and to explore the choice of treatment options. Methods: A retrospective study of 56 cases of SPC was performed to analyze the clinicopathogical, immunophenotypic features and survival in these cases. All patients were followed up. Results: All cases were female with mean age of 65.36±14.06 years (range from 28 to 89 years), 85.7% of them were post-menopausal. There were 12 cases of in situ SPC, 9 cases of SPC with micro-invasion, 18 cases with invasive SPC, and 3 cases were accompanied by mucinous adenocarcinoma, 14 cases were accompanied with invasive ductal carcinoma. T1 accounted for 62.5% and the others were T2 (37.5%). 3 cases were found with lymph no...