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WHO Classification of Tumours
Mu heavy chain disease
Tumours of haematopoietic and lymphoid tissues


Mu heavy chain disease (mu HCD) is a B-cell neoplasm resembling chronic lympho­cytic leukaemia (CLL), in which a defective mu heavy chain lacking a variable region is produced. The BM contains an infiltrate of characteristic vacuolated plasma cells, admixed with small, round lymphocytes.

> Related Topics
Heavy chain disease
Introduction: Classification of lymphoid neoplasms