This study was carried out from January 2005 to December 2007 at Mansoura university hospital. Fifty patients who had breast cancer were included in the study, MRM was done for all patients. Patients were randomly divided into two groups. Group І with fibrin glue 4ml of fibrin glue was sprayed on the surgical area with Y canula and group П without fibrin glue. Preoperative, Operative and Postoperative data were collected including postoperative measurement of drainage, date of removal of the drain, state of the wound, incidence of Seroma formation.