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Spermatocytic Seminoma : Lymphoid Infiltrate

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Unlike classic seminoma, lymphoid infiltrate is usually absent in spermatocytic seminomas; however, exceptions do occur, as shown here. This case showed scattered lymphoid aggregates as well as fibrous septa containing lymphocytes and plasma cells. The tumor was composed of the three cell types characteristic of spermatocytic seminoma and the diagnosis was straightforward.

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