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Richter's syndrome: report of a case

P Dunn1, T T Kuo, H F Tien

  • 1Department of Internal Medicine, Chang Gung Memorial Hospital, Taipei, Taiwan ROC.

Journal of the Formosan Medical Association = Taiwan Yi Zhi
|November 1, 1995
PubMed

Insights

This case study details a rare instance of Richter's syndrome (RS), a transformation of chronic lymphocytic leukemia (CLL), in a Chinese patient. The aggressive B-cell lymphoma presented with widespread symptoms and proved resistant to standard chemotherapy.

Area of Science:

  • Hematology
  • Oncology
  • Genetics

Background:

  • Chronic lymphocytic leukemia (CLL) is a common B-cell malignancy in Western populations, but less prevalent in East Asian individuals.
  • Richter's syndrome (RS) represents the transformation of CLL into an aggressive lymphoma, occurring in a small percentage of patients.
  • The occurrence of RS in Chinese populations is exceptionally rare, making such cases significant for understanding disease variations.

Observation:

  • A 42-year-old male presented with massive lymphadenopathy, fever, weight loss, and cutaneous nodules.
  • Peripheral blood analysis revealed lymphocytosis consistent with CLL, confirmed by immunophenotyping.
  • Bone marrow cytogenetics identified a clonal abnormality on chromosome 11, and lymph node biopsies showed B-immunoblastic lymphoma.

Findings:

  • The patient was diagnosed with Richter's syndrome, a rare complication of CLL.
  • The disease exhibited aggressive progression, characterized by widespread lymphadenopathy and systemic symptoms.
  • The patient's condition did not improve with standard CHOP chemotherapy (doxorubicin, cyclophosphamide, vincristine, prednisolone).

Implications:

  • This case highlights the infrequent but severe progression of CLL to aggressive lymphoma, even in underrepresented ethnic groups.
  • The resistance to conventional chemotherapy underscores the need for exploring alternative therapeutic strategies for Richter's syndrome.
  • Further research into the genetic and clinical factors influencing CLL transformation in diverse populations is warranted.

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