mature B-cell acute lymphocytic leukemia (ALL)

Pathology

• L3 ALL morphology

Laboratory

• immunophenotyping:
  • cytoplasmic or surface immunoglobulin, usually IgM
    • clonal for kappa or lambda light chains
• negative for TdT

More general terms

• B-cell lymphoid neoplasm (B-cell lymphoma)
• acute lymphoblastic leukemia (ALL)