Preemptive Tecovirimat Use in an Active Duty Service Member Who Presented With Acute Myeloid Leukemia After Smallpox Vaccination

2019 ◽  
Vol 69 (12) ◽  
pp. 2205-2207 ◽  
Author(s):  
David A Lindholm ◽  
Raymond D Fisher ◽  
Jay R Montgomery ◽  
Whitni Davidson ◽  
Patricia A Yu ◽  
...  

Abstract Smallpox vaccine is contraindicated in immunosuppression due to increased risk for adverse reactions (eg, progressive vaccinia). We describe the first-ever use of tecovirimat as a preemptive vaccinia virus treatment strategy during induction chemotherapy in an active duty service member who presented with acute leukemia and inadvertent autoinoculation after smallpox vaccination.

Blood ◽  
2013 ◽  
Vol 122 (7) ◽  
pp. 1316-1324 ◽  
Author(s):  
Margaret L. Green ◽  
Wendy M. Leisenring ◽  
Hu Xie ◽  
Roland B. Walter ◽  
Marco Mielcarek ◽  
...  

Key Points CMV reactivation after HCT is associated with a reduced risk of early relapse in patients with AML but not other disease groups. The benefit, however, is offset by an increased risk of nonrelapse mortality.


2017 ◽  
Vol 35 (9) ◽  
pp. 934-946 ◽  
Author(s):  
Lars Bullinger ◽  
Konstanze Döhner ◽  
Hartmut Döhner

In recent years, our understanding of the molecular pathogenesis of myeloid neoplasms, including acute myeloid leukemia (AML), has been greatly advanced by genomics discovery studies that use novel high-throughput sequencing techniques. AML, similar to most other cancers, is characterized by multiple somatically acquired mutations that affect genes of different functional categories, a complex clonal architecture, and disease evolution over time. Patterns of mutations seem to follow specific and temporally ordered trajectories. Mutations in genes encoding epigenetic modifiers, such as DNMT3A, ASXL1, TET2, IDH1, and IDH2, are commonly acquired early and are present in the founding clone. The same genes are frequently found to be mutated in elderly individuals along with clonal expansion of hematopoiesis that confers an increased risk for the development of hematologic cancers. Furthermore, such mutations may persist after therapy, lead to clonal expansion during hematologic remission, and eventually lead to relapsed disease. In contrast, mutations involving NPM1 or signaling molecules (eg, FLT3, RAS) typically are secondary events that occur later during leukemogenesis. Genetic data are now being used to inform disease classification, risk stratification, and clinical care of patients. Two new provisional entities, AML with mutated RUNX1 and AML with BCR- ABL1, have been included in the current update of the WHO classification of myeloid neoplasms and AML, and mutations in three genes— RUNX1, ASXL1, and TP53—have been added in the risk stratification of the 2017 European LeukemiaNet recommendations for AML. Integrated evaluation of baseline genetics and assessment of minimal residual disease are expected to further improve risk stratification and selection of postremission therapy. Finally, the identification of disease alleles will guide the development and use of novel molecularly targeted therapies.


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