Evidence map›Paper›PMID 33615713›Full record

ArticleInternational journal of laboratory hematology2021

Schistocyte quantitation, thrombotic microangiopathy and acute kidney injury in Australian snakebite coagulopathy [ASP28].

Tina Noutsos, Bart J Currie, Simon G Brown, Geoffrey K Isbister

Open access · hybridAbstract readMulticenter Study
In one paragraph

Article in International journal of laboratory hematology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
1.2field-weighted citation impact, top 20% of its field
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

5 citing papers in PubMed, 10 citations in OpenAlex.

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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

4 authors at 4 institutions in 1 country.

Tina NoutsosMenzies School of Health Research, Charles Darwin University, Darwin, NT, Australia.ORCID https://orcid.org/0000-0001-9905-2019
Bart J CurrieMenzies School of Health Research, Charles Darwin University, Darwin, NT, Australia.
Simon G BrownCentre for Clinical Research in Emergency Medicine, University of Western Australia, Perth, WA, Australia.
Geoffrey K IsbisterClinical Toxicology Research Group, University of Newcastle, Newcastle, NSW, Australia.
Charles Darwin University · AUFlinders University · AUThe University of Western Australia · AUUniversity of Newcastle Australia · AU

Funding

Menzies School of Health ResearchNational Health and Medical Research Council 1061041National Health and Medical Research Council 1110343University Postgraduate Research Scholarship
6 · The paper itself

Abstract

introductionThe major systemic manifestation of hemotoxicity in human snakebite envenoming is venom-induced consumption coagulopathy (VICC). A subset of patients with VICC develop thrombotic microangiopathy (TMA), in which acute kidney injury (AKI) occurs. We aimed to investigate the association between schistocytosis in snakebite patients with VICC and AKI, compared to non-envenomed patients.

methodsSerial blood films collected from a prospective cohort of snakebite patients (Australian Snakebite Project) were examined. Cases were classified a priori as non-envenomed snakebites (normal controls), envenomed without VICC, partial VICC without AKI, complete VICC without AKI, and VICC with AKI based on defined clinical and laboratory criteria. The percentage of schistocytes between groups was compared and correlated by Kendall's tau b test.

resultsSeven hundred and eighty blood films from 234 snakebite cases were analyzed. There was a statistically significant correlation (τ = .69, SE .03, P < .001) for schistocytosis between the ordered groups of non-envenomed snakebites, envenomed without VICC, partial VICC without AKI, complete VICC without AKI, and VICC with AKI groups. Patients with VICC and AKI had a platelet nadir median of 42 × 10

conclusionSchistocyte quantitation has good diagnostic utility in snakebite patients with VICC. A definition of snakebite TMA as MAHA with ≥1.0% schistocytes and thrombocytopenia, would appear to be appropriate.

Indexed as

Acute Kidney InjuryAdolescentAdultAustraliaDisseminated Intravascular CoagulationErythrocytesFemaleHumansMaleMiddle AgedProspective StudiesSnake BitesThrombotic MicroangiopathiesYoung Adultacute kidney injuryhemolysisschistocytessnakesthrombotic microangiopathies

Identifiers

PMID33615713
PMCPMC8519151
OpenAlexW3129263569

What OpenQuestion holds

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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.