Case Report
Intramammary Angiomatoid Fibrous Histiocytoma, a Rare EWSR1 Rearranged Mesenchymal Neoplasm in a Previously Unreported Anatomic Location with Review of the Cleveland Clinic Experience
Figure 2
(a) Histology: whole mount section of a well-circumscribed mesenchymal proliferation with a prominent rimming lymphoid cuff, an incomplete eosinophilic fibrous pseudocapsule, and central cyst formation (Hematoxylin & eosin, 2X). (b) Histology: lymphoid cuff with germinal center formation and fibrous pseudocapsule (Hematoxylin & eosin, 20X).