PMC5892970_01
Leiomyosarcoma of the colon. (a) Fascicular tumor cell growth with high mitotic rate (H&E stain, original magnification x630). (b) Tumor cell necrosis (H&E stain, original magnification x400). (c) SMA staining positive (x400). (d) c-kit/CD117 staining negative (x400).
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fig1
The tumor cells were negative for c-KIT/CD117, DOG-1, pankeratin, CD34, and S100 stains (Figure 1).
High-grade noninvasive urothelial carcinoma. H&E stain, original magnification: (a) x100 and (b) x400.
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fig2
The bladder mass was a tan, pale-pink lesion found to be a high-grade papillary, urothelial carcinoma without invasion into the muscularis propria and no lymphovascular invasion (Figure 2).
PMC5892970_02
CT scan of the abdomen and pelvis. (a) Axial view of the large tumor in the cecum. (b) Coronal view of the tumor with surrounding inflammatory changes. (c) Large lesion in the right lobe of the liver also seen on CT scan suggestive of metastatic disease.
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fig3
There were also several masses in the liver suggestive of metastatic disease, the largest of which measured 12.7 x 11.7 cm (Figure 3).