ICD-11 definition : An aggressive plasma cell neoplasm. It is characterized by the presence of neoplastic
plasma cells in the peripheral blood. The peripheral blood plasma cells comprise more
than 20% of the peripheral blood white cells or the number of clonal plasma cells
in the PB exceeds 2x10?/L.;
ICD-11 synonym : plasma cell leukaemia, NOS;
ICD-11 inclusion : plasma cell leukaemia without mention of remission; leukemic plasma cell; plasmacytic leukaemia;
An aggressive plasma cell neoplasm. It is characterized by the presence of neoplastic
plasma cells in the peripheral blood. The peripheral blood plasma cells comprise more
than 20% of the peripheral blood white cells or the number of clonal plasma cells
in the PB exceeds 2x10?/L.