Monoclonal antibodies against cytokeratin(AE1/AE3) were applied as a prohe, using APAAPimmunohistochemistry technique to detect 635 lymphnodes from 45 breast cancer patients with negative lymphnodes. Micrometastases w...Monoclonal antibodies against cytokeratin(AE1/AE3) were applied as a prohe, using APAAPimmunohistochemistry technique to detect 635 lymphnodes from 45 breast cancer patients with negative lymphnodes. Micrometastases were identified in 14 lymph nodesof 9 cascs (20o/o). A significant difference was foundbetwecn cytokeratin staining positive group andcytokeratin staining negative group in disease-free andover-all Kaplan-Meier survival curves. The detection ofmicromctastases had more clinical value for T1 and T2patients. One of 2 T1 cytokeratin positive cases relapsedwhile only 1 of 19 T1 negative cases relapsed within 5years; three of 5 T2 cytokeratin positive cases relapsedwhile 1 of 17 negative cases did. The prescnce ofmicromctastases had the same value in predicting localrecurrence and distant metastases.展开更多
文摘Monoclonal antibodies against cytokeratin(AE1/AE3) were applied as a prohe, using APAAPimmunohistochemistry technique to detect 635 lymphnodes from 45 breast cancer patients with negative lymphnodes. Micrometastases were identified in 14 lymph nodesof 9 cascs (20o/o). A significant difference was foundbetwecn cytokeratin staining positive group andcytokeratin staining negative group in disease-free andover-all Kaplan-Meier survival curves. The detection ofmicromctastases had more clinical value for T1 and T2patients. One of 2 T1 cytokeratin positive cases relapsedwhile only 1 of 19 T1 negative cases relapsed within 5years; three of 5 T2 cytokeratin positive cases relapsedwhile 1 of 17 negative cases did. The prescnce ofmicromctastases had the same value in predicting localrecurrence and distant metastases.