FIGURE 4

The spindle tumor cells showed vesicular nuclei, small nucleoli, and indistinct cytoplasmic borders. They were arranged in fascicles (A) and whorled (B) patterns. Note the marked eosinophilic infiltration (Patient 2).

The spindle tumor cells showed vesicular nuclei, small nucleoli, and indistinct cytoplasmic borders. They were arranged in fascicles (A) and whorled (B) patterns. Note the marked eosinophilic infiltration (Patient 2).