Orbital Solitary Fibrous Tumor: Four Case Reports—Clinical and Histopathological Features

Figure 13

Case 4. (a) It shows the histological appearance of a moderately fibroblastic neoplasia with a mostly storiform pattern. The tumor is composed of bland and uniform oval to spindle cells dispersed along thin parallel collagen bands with hypocellular areas (H&E, ×100 magnification). (b) Hypercellular areas (H&E, ×200 magnification). Positivity for (c) CD34 and (d) BCL2. Bar is indicated in μm, down and to the right.

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(b)

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