PMC3815079_01
Gadlinium-enhanced T1 weighted MRI. Axial image showing enhancing mass lesion in right occipital lobe
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F1
Magnetic resonance imaging (MRI) of the brain showed a homogenous enhancing occipital dural-based mass measuring 1.6 x 1.8 x 1.7 cm with a small amount of surrounding edema [Figure 1].
Postoperative gadlinium-enhanced T1 weighted MRI. Axial image showing complete resection of lesion
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F2
Postoperative imaging revealed complete resection of the dural-based mass [Figure 2].
H/E image caption: High grade sarcoma with an infiltrating malignant spindle cell proliferation, pleomorphic multinucleated giant cells and atypical mitoses (left of center) (H and E, x100)
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F3
Histopathology confirmed UUS metastases [Figures 3 and 4].
Vimentin immuno caption: Strong cytoplasmic positivity for vimentin indicative of mesenchymal differentiation; pan-cytokeratin and GFAP immunohistochemical stains were negative (x100)
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F4
Histopathology confirmed UUS metastases [Figures 3 and 4].