An aggressive plasma cell neoplasm. It is characterised by the presence of neoplastic plasma cells in the peripheral blood (PB). The neoplastic plasma cells comprise more than 20% of the white cells in the PB or the number of clonal plasma cells in the PB exceeds 2x10⁹/L.
Also indexed as
Plasma cell leukaemiaPlasma cell leukaemia in complete remissionleukemic plasma cellplasma cell leukaemia without mention of remissionplasma cell leukaemia, NOSplasmacytic leukaemia