PMC3109786_01
CT scan showing bilateral diffuse renal enlargement
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There was mild hepatomegaly but no evidence of hydronephrosis or intra-abdominal lymphadenopathy [Figure 1].
(a,b) Needle biopsy of kidney low and high magnification showing tumor infiltration confined to interstitium. (c) Immunohistochemistry with CD45 marker study
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Tumor infiltration was found confined to interstitium without involving glomeruli or tubule [Figure 2a and b]. CD45 showed surface positivity in all cells [Figure 2c].