PMC4244796_01
Contrast-enhanced computed tomography examination of head displaying, a disc-enhancing lesion with edema
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F1
On contrast-enhanced computed tomography, examination of head, a disc-enhancing lesion [Figure 1] with edema was seen in the right posterior frontal region.
Hematoxylin and eosin-stained squash smear, revealing tight bundles of spindle cells
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F2
Microscopic examination revealed glial tissue with pleomorphic nuclei, areas of necrosis, endothelial proliferation, and areas of sarcomatous change [Figure 2] displaying interlacing bundles of spindle cells with pleomorphism.
Imprint PAP-stained smear displays a round dark nuclei (arrow head) and a pleomorphic nuclei (black arrow)
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F3
Areas of oligodendroglial tissue with small dark round nuclei and fine chromatin pattern were evident [Figure 3].
Hematoxylin and eosin-stained section displays a glial lesion with oligodendroglial component (arrow head)
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F4
Reticulin stain positivity [Figure 4] was employed to confirm the diagnosis of sarcomatous component.