Published in: 01-06-2011 | Case Report Struma ovarii in breast cancer Authors: Francesco Frattini, Francesca Rovera, Stefano Rausei, Gianlorenzo Dionigi, Luigi Boni, Antonio Biondi, Renzo Dionigi Published in: Updates in Surgery | Issue 2/2011 Login to get access Abstract We described a case of benign struma ovarii associated to bilateral mature cystic ovarian teratoma in an asymptomatic post-menopausal woman with breast cancer. The patient synchronously underwent surgical treatment of breast and ovarian tumors.