Concurrent B-cell acute lymphoblastic leukemia and plasma cell neoplasm with plasmablastic features supporting divergent evolution from a shared precursor: a case report - Scorecard - MDSpire

Concurrent B-cell acute lymphoblastic leukemia and plasma cell neoplasm with plasmablastic features supporting divergent evolution from a shared precursor: a case report

  • By

  • Antonija Babić

  • Ivana Franić Šimić

  • Josip Knežević

  • Koraljka Gjadrov Kuveždić

  • Ivana Ilić

  • Ida Ivek

  • Lara Divjak

  • Alojzija Brčić

  • Klara Bardač

  • Dora Višnjić

  • Radovan Vrhovac

  • Vilma Dembitz

  • Drago Batinić

  • Hrvoje Lalić

  • July 10, 2026

  • 0 min

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Clinical Scorecard: Simultaneous Presence of B-cell Acute Lymphoblastic Leukemia and Plasma Cell Neoplasm with Plasmablastic Characteristics Suggesting Divergent Evolution from a Common Precursor: A Case Study

At a Glance

CategoryDetail
ConditionB-cell Acute Lymphoblastic Leukemia and Plasma Cell Neoplasm
Key MechanismsClonal divergence from a common precursor cell
Target Population76-year-old man with cytopenias and leukocytosis
Care SettingHematology clinic

Key Highlights

  • Rare co-occurrence of B-ALL and plasma cell neoplasm reported.
  • Initial diagnosis established through bone marrow evaluation and immunophenotyping.
  • Treatment directed initially at B-ALL, leading to remission of both malignancies.
  • Subsequent disease evolution showed expansion of plasmablastic/plasma cell population.
  • Genomic analysis indicated two clonally related but distinct malignancies.

Guideline-Based Recommendations

Diagnosis

  • Bone marrow aspirate cytology and flow cytometry for immunophenotyping.

Management

  • Initial treatment with acute lymphoblastic leukemia protocol including vincristine and methylprednisolone.

Monitoring & Follow-up

  • Follow-up bone marrow evaluations to assess disease evolution and response to therapy.

Risks

  • Potential toxicity from redirected treatment toward myeloma-based regimen.

Patient & Prescribing Data

76-year-old male with B-ALL and concurrent plasma cell neoplasm.

Initial therapy induced remission but later required a shift in treatment approach due to disease evolution.

Clinical Best Practices

  • Integrated genomic and immunophenotypic analysis to understand disease biology.
  • Monitoring for clonal evolution in B-cell malignancies.

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