Fig. 2
From: A rare case of malignant solitary fibrous tumor in prostate with review of the literature
Histological features of the neoplasm. (a alternating hypocellular and hypercellular areas; b hypocellular area with a patternless population of ovoid cells with bland nuclear features; c area of necrosis; d hypercellular area with short compact fascicles of spindle cells with moderately atypical nuclei and some evident mitotic figures; e well-demarcated border; f infiltrating behavior in proximity to the right seminal vesicle)