Case 39
Authors: Isil Yildiz-Aktas, M.D. and Walid E. Khalbuss, M.D., Ph.D., University of Pittsburgh Medical Center (UPMC), Pittsburgh, PA, USA.
Reviewed by: Rosemary H. Tambouret, M.D., Massachusetts General Hospital, Boston, MA, USA.
A 55 year old woman presented with a 5 cm slowly enlarging mass in her right breast, which has been present for 7 years. An US-guided FNA was performed. Aspirated material was submitted for cytological evaluation.
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What is the most likely diagnosis of this case?