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Down syndrome and leukemia: from basic mechanisms to clinical advances
André Baruchel1, Jean-Pierre Bourquin2, John Crispino3
1Hôpital Universitaire Robert Debré (APHP and Université Paris Cité), Paris.
Haematologica
|July 13, 2023
Summary
Children with Down syndrome (DS) have a higher risk of leukemia. This review summarizes current knowledge, challenges, and future research directions for acute leukemia in DS patients.
Area of Science:
- Genetics and Oncology
- Pediatric Hematology/Oncology
Background:
- Children with Down syndrome (DS, trisomy 21) exhibit a significantly elevated risk of developing acute leukemia compared to the general pediatric population.
- Decades of research have explored the connection between trisomy 21 and leukemia, identifying key genes and mechanisms in leukemogenesis.
Approach:
- The 1st International Symposium on Down Syndrome and Leukemia convened experts to discuss recent therapeutic advances and the underlying biology of leukemia in DS.
- This review synthesizes current understanding, clinical management challenges, and critical unanswered questions in the field.
Key Points:
- Trisomy 21 is a major risk factor for acute leukemia in children.
- Advances in understanding leukemogenesis in DS are ongoing, yet significant knowledge gaps persist.
- Effective management requires addressing both leukemia treatment and the unique complexities in DS patients.
Conclusions:
- Further research is crucial to unravel the intricate mechanisms of leukemia development in Down syndrome.
- Improving treatment strategies and outcomes for acute leukemia in children with DS remains a key clinical challenge.
- Collaborative efforts are essential to address the remaining questions and enhance care for this vulnerable population.
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