Figure 4. Photomicrograph of the tumor revealing round to polygonal cells with abundant eosinophilic to clear cytoplasm focally forming acini (a). Reticulin stain reveals partial loss of reticulin fibers (b) (reticulin stain, original magnification x 400). Other areas show an abundance of calcification (c) (hematoxylin and eosin stain, original magnification x 400).
