Plasma cell dyscrasias

Last updated: Friday, 24, December, 2010
Key InformationAppropriate Tests

Multiple myeloma

See also Paraproteinaemia

Plasma cell leukaemia 

FBC: plasma cells >2 x 109/L and >20% of the leucocyte differential count.

May be primary or secondary to multiple myeloma.

Solitary plasmacytoma 

Biopsy, including FNAB, of lesion.

Waldenström macroglobulinaemia (= lymphoplasmacyticlymphoma)

Heavy chain disease


Monoclonal gammopathy of undetermined significance (MGUS)