Unusual case of leukemic mantle cell lymphoma with amplified CCND1/IGH fusion gene..     ///    "This is to our knowledge the first description of amplification of the CCND1/IGH fusion gene in a human neoplasm, which may have played a role in the fulminating course of the disease in this patient.. "    ///     We describe a case of leukemic mantle cell lymphoma (MCL) with complex karyotype and amplification of the CCND1/IGH fusion gene. 