PMC5985257_01
Axial brain CT scan with contrast injection showing a well circumscribed right cerebellar lesion with peripheral enhancement.
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The lesion and the surrounding edema exerted an important mass effect on the fourth ventricle (Fig. 1), but no hydrocephalus was associated.
Axial T1 weighted brain MRI sequence after Gadolinium injection showing a 4 cm diameter right cerebellar lesion with peripheral enhancement.
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On MRI (Fig. 2, Fig. 3), a heterogeneous lesion on
Peri operative image showing a 5 cm necrotic oval shaped tumor in the small bowel.
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Peritonitis was diagnosed and the patient underwent surgery, a tumor perforating the intestines was found and completely resected (Fig. 4).
Pathologic examination showing an epithelioid neoplasm that was composed of uniform small cells with moderate cellularity and storiform architecture (hematoxylin and eosin stain).
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Histological examination (Fig. 5, Fig. 6) of the cerebral tumor's resection piece concluded to a metastasis of a grelic neoplasm.