PMC4176444_01
A contrast-enhanced CT of the abdomen showing large, lobulated homogenously enhancing mass lesion 14x12x18 cm arising from left kidney and encasing the renal vessels.
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figure1
The computed tomogram (CT) of the abdomen with urographic sequence showed a large lobulated homogeneously enhancing mass lesion of about 14x12x18 cm, involving the whole of the left kidney and encasing the left renal vessels and ureter (Figures 1 and 2).
A coronal view showing the mass encasing the left ureter, left renal artery, and vein. The right kidney appears normal.
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figure2
The computed tomogram (CT) of the abdomen with urographic sequence showed a large lobulated homogeneously enhancing mass lesion of about 14x12x18 cm, involving the whole of the left kidney and encasing the left renal vessels and ureter (Figures 1 and 2).
A urographic sequence of the left kidney does not show any excretion.
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figure3
On urographic sequence, the left kidney did not show any excretion (Figure 3).
H & E x 400: Tumour cells have moderate cytoplasm, large vesicular nuclei.
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figure4
The histopathological examination of the biopsy showed predominantly large cells with moderate cytoplasm, large vesicular nuclei, prominent nucleoli (Figure 4).
IHC, CD 20 x 400: Tumour cells are CD 20 positive.
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figure5
Tdt and MIB 1 labelling index was 40% (Figures 5 and 6). The diagnosis was NHL diffuse large B cell type (DLBCL).
IHC, Bcl 2 x 400: Tumour cells are Bcl 2 positive.
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figure6
Tdt and MIB 1 labelling index was 40% (Figures 5 and 6). The diagnosis was NHL diffuse large B cell type (DLBCL).