Evidence map›Paper›PMID 33486717›Full record

SynthesisActa neurologica Belgica2021

A meta-analysis on RT-QuIC for the diagnosis of sporadic CJD.

Simela Chatzikonstantinou, Dimitrios Kazis, Eleni Karantali, Mark Knights, Jack McKenna, Foivos Petridis, Ioannis Mavroudis

Abstract readMeta-AnalysisReview
PubMed Publisher
In one paragraph

Synthesis in Acta neurologica Belgica, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
1.3field-weighted citation impact, top 21% 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

14 citing papers in PubMed, 20 citations in OpenAlex.

  1. Review
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  6. Rapid Neurological Decline due to Creutzfeldt-Jakob Disease.Journal of community hospital internal medicine perspectives · 2025
    Article
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  8. Article
  9. Review
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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

7 authors at 2 institutions in 2 countries.

Simela ChatzikonstantinouThird Department of Neurology, Aristotle University of Thessaloniki, Thessaloniki, Greece. melina.chatzik@gmail.com.ORCID http://orcid.org/0000-0002-7097-4201
Dimitrios KazisThird Department of Neurology, Aristotle University of Thessaloniki, Thessaloniki, Greece.
Eleni KarantaliThird Department of Neurology, Aristotle University of Thessaloniki, Thessaloniki, Greece.
Mark KnightsDepartment of Neuroscience, Leeds Teaching Hospitals, NHS Trust, Leeds, UK.
Jack McKennaDepartment of Neuroscience, Leeds Teaching Hospitals, NHS Trust, Leeds, UK.
Foivos PetridisThird Department of Neurology, Aristotle University of Thessaloniki, Thessaloniki, Greece.
Ioannis MavroudisDepartment of Neuroscience, Leeds Teaching Hospitals, NHS Trust, Leeds, UK.
Aristotle University of Thessaloniki · GRLeeds Teaching Hospitals NHS Trust · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Creutzfeld-Jakob disease (CJD) is a fatal neurodegenerative disease which belongs to the family of transmissible spongiform encephalopathies (TSEs), or prion diseases. Historically, CJD diagnosis has been based on the combination of clinical features and in vivo markers, including CSF protein assays, MRI and EEG changes. Brain-derived CSF proteins, such as 14-3-3, t-tau and p-tau have been largely used to support the diagnosis of probable CJD, although with certain limitations concerning sensitivity and specificity of these tests. More recently, a new method for the pre-mortem diagnosis of sporadic CJD has been developed, based on the ability of PrPsc to induce the polymerization of protease-sensitive recombinant PrP (PrPsen) into amyloid fibrils, and is known as Real-Time Quaking- Induced Conversion (RT-QuIC) assay allows the detection of > 1 fg of PrPsc in diluted CJD brain homogenate and a variety of biological tissues and fluids. In the present study, we did a meta-analysis on the liability of RT-QuIC method in the diagnosis of sporadic CJD, in comparison to 14-3-3 and Tau protein. Twelve studies were finally included in the statistical analysis which showed that RT-QuIC has a very high specificity and comparable sensitivity to 14-3-3 protein and Tau protein in the CSF, and hence can be used as a reliable biomarker for the diagnosis of sporadic CJD.

Indexed as

BiomarkersComputer SystemsCreutzfeldt-Jakob SyndromeElectroencephalographyEncephalopathy, Bovine SpongiformHumansMagnetic Resonance ImagingBiomarkers14-4-4 proteinCJDCSFMeta-analysisRT-QuICTau protein

Identifiers

PMID33486717
OpenAlexW3125713198

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.