Macroscopically: the tumour was well-encapsulated, measuring 5 x 5.2 cm, with a smooth outer surface, heterogeneous in appearance: whitish solid with cystic components containing haemorrhage.
Microscopically: it appears as a well-defined, encapsulated, tumoral proliferation composed of cell layers, multinodular structures, trabecular patterns and some follicular territories of variable size delineating fibro-hyaline structures corresponding to the "Call-Exner bodies"
Immunohistochemistry:
-vimentin: positive.
-CK7 and CK20: shows negativity of the proliferation
-actin: positive
-AE 1 / AE 3 shows a positive marking (focally)
-EMA: negative
-Inhibin: positive, calretinin: positive