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Cause-specific late mortality after allogeneic stem cell transplantation.

¹Institute for Cancer Outcomes and Survivorship, University of Alabama at Birmingham, Birmingham, AL.

Hematology. American Society of Hematology. Education Program

|December 7, 2019

Summary

Survival after blood or marrow transplantation (BMT) is high, but late mortality risks persist. Nonrelapse causes like infection and subsequent cancers increase over time, impacting long-term life expectancy.

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Area of Science:

Hematology
Oncology
Immunology

Background:

Allogeneic blood or marrow transplantation (BMT) offers significant survival benefits.
Long-term survival after BMT approaches 80% conditional on surviving the initial post-transplant period.

Observation:

Transplant recipients face a higher risk of late mortality compared to the general population.
Mortality rates in BMT survivors remain elevated for years post-transplant, reducing projected life expectancy.

Findings:

Relapse-related mortality plateaus within 10 years post-BMT.
Nonrelapse-related mortality becomes the primary cause of death over time, increasing with longer follow-up.
Key nonrelapse mortality causes include infection, subsequent neoplasms, and cardiopulmonary issues.

Implications:

Identifying high-risk patients for targeted interventions is crucial.
Proactive strategies are needed to mitigate long-term nonrelapse mortality.
Improving long-term outcomes requires addressing late-emerging complications post-BMT.