Multimetastatic Medullary Thyroid Carcinoma to the Breast: PET/CT—Mammographic—US and MR Findings. Issue 6 (17th September 2014) - Formicola, Fabiana; Riccardi, Albina; Vigliar, Elena; Biondi, Bernadette; Accurso, Antonello; Del Vecchio, Walter; Imbriaco, Massimo