Impact of Circulating Lymphoma Cells on Outcomes in DLBCL Patients
Author Information
Author(s): Sayan Mullick Chowdhury, Subodh Bhatta, Timothy J. Voorhees, Kaitlin Annunzio, David A. Bond, Yazeed Sawalha, Audrey Sigmund, Walter Hanel, Lalit Sehgal, Lapo Alinari, Robert Baiocchi, Kami Maddocks, Beth Christian, Dan Jones, Narendranath Epperla
Primary Institution: The Ohio State University
Hypothesis
What is the prognostic impact of circulating lymphoma cells at diagnosis in patients with newly diagnosed diffuse large B-cell lymphoma?
Conclusion
The presence of circulating lymphoma cells at diagnosis is associated with worse survival outcomes in patients with diffuse large B-cell lymphoma.
Supporting Evidence
- Patients with circulating lymphoma cells had significantly inferior progression-free survival and overall survival compared to those without.
- The presence of circulating lymphoma cells was associated with a higher proportion of non-bulky disease and normal albumin levels.
- Patients with circulating lymphoma cells had a lower overall response rate and complete response rate to first-line therapy.
Takeaway
Doctors found that patients with certain cancer cells in their blood when diagnosed had a harder time getting better compared to those without these cells.
Methodology
A retrospective study analyzing patients with newly diagnosed DLBCL who underwent peripheral blood immunophenotyping.
Potential Biases
Potential selection bias due to the requirement of flow cytometry for eligibility.
Limitations
Nonuniform selection of patients and potential overestimation of circulating lymphoma cells due to eligibility criteria.
Participant Demographics
Median age was 70 years, with 52% male and 48% female participants.
Statistical Information
P-Value
p<0.0001
Confidence Interval
95%CI=1.47–2.84
Statistical Significance
p<0.0001
Digital Object Identifier (DOI)
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