Evidence map›Paper›PMID 24733550›Full record

ArticlePloS one2014

The role of therapeutic leukapheresis in hyperleukocytotic AML.

Friederike Pastore, Alessandro Pastore, Georg Wittmann, Wolfgang Hiddemann, Karsten Spiekermann

Abstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

26 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  4. [Analysis of risk factors for early death in hyperleukocytic acute leukemia].Zhonghua xue ye xue za zhi = Zhonghua xueyexue zazhi · 2025
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  16. [Efficacy and safety of leukapheresis for hyperleukocytic leukemia].Zhonghua xue ye xue za zhi = Zhonghua xueyexue zazhi · 2021
    Article
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  18. Leukapheresis and Hyperleukocytosis, Past and Future.International journal of general medicine · 2021
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Friederike PastoreDepartment of Internal Medicine III, University Hospital Munich, Ludwig-Maximilians-University Munich - Campus Groβhadern, Munich, Germany; German Cancer Consortium (DKTK), Heidelberg, Germany; German Cancer Research Center (DKFZ), Heidelberg, Germany.
Alessandro PastoreDepartment of Internal Medicine III, University Hospital Munich, Ludwig-Maximilians-University Munich - Campus Groβhadern, Munich, Germany.
Georg WittmannDepartment of Transfusion Medicine, University Hospital Munich, Ludwig-Maximilians-University Munich - Campus Groβhadern, Munich, Germany.
Wolfgang HiddemannDepartment of Internal Medicine III, University Hospital Munich, Ludwig-Maximilians-University Munich - Campus Groβhadern, Munich, Germany; German Cancer Consortium (DKTK), Heidelberg, Germany; German Cancer Research Center (DKFZ), Heidelberg, Germany.
Karsten SpiekermannDepartment of Internal Medicine III, University Hospital Munich, Ludwig-Maximilians-University Munich - Campus Groβhadern, Munich, Germany; German Cancer Consortium (DKTK), Heidelberg, Germany; German Cancer Research Center (DKFZ), Heidelberg, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeHyperleukocytosis in AML with leukostasis is a serious life-threatening condition leading to a high early mortality which requires immediate cytoreductive therapy. Therapeutic leukapheresis is currently recommended by the American Society of Apheresis in patients with a WBC>100 G/l with signs of leukostasis, but the role of prophylactic leukapheresis before clinical signs of leukostasis occur is unclear. PATIENTS: We retrospectively analyzed the role of leukapheresis in 52 patients (median age 60 years) with hyperleukocytotic AML with and without clinical signs of leukostasis. Since leukapheresis was performed more frequently in patients with signs of leukostasis due to the therapeutic policy in our hospital, we developed a risk score for early death within seven days after start of therapy (EDd7) to account for this selection bias and to independently measure the effect of leukapheresis on EDd7.

results20 patients received leukapheresis in combination to chemotherapy compared to 32 patients who received chemotherapy only. In a multivariate logistic regression model for the estimation of the probability of EDd7 thromboplastin time and creatinine remained as independent significant parameters and were combined to create an EDd7 risk score. The effect of leukapheresis on EDd7 was evaluated in a bivariate logistic regression together with the risk score. Leukapheresis did not significantly change early mortality in all patients with a WBC≥100 G/l. DISCUSSION: Prophylactic leukapheresis in hyperleukocytotic patients with and without leukostasis did not improve early mortality in our retrospective study. Larger and prospective clinical trials are needed to validate the risk score and to further explore the role of leukapheresis in AML with hyperleukocytosis.

Indexed as

LeukapheresisCytogenetic AnalysisFemaleHumansLeukemia, Myeloid, AcuteLeukocyte CountLeukocytosisLogistic ModelsMaleMiddle AgedMultivariate AnalysisRisk FactorsSurvival AnalysisTreatment Outcome

Identifiers

PMID24733550
PMCPMC3986260

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.