Evidence map›Paper›PMID 34853657›Full record

ArticleOncotarget2021

The potential of PIVKA-II as a treatment response biomarker in hepatocellular carcinoma: a prospective United Kingdom cohort study.

Vandana M Sagar, Kathyrn Herring, Stuart Curbishley, James Hodson, Peter Fletcher, Salil Karkhanis, Homoyon Mehrzad, Pankaj Punia, Tahir Shah, Shishir Shetty and 1 more

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed, 16 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

11 authors at 3 institutions in 1 country.

Vandana M SagarInstitute of Immunology and Immunotherapy, University of Birmingham, Birmingham, UK.
Kathyrn HerringThe Cancer Centre, University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK.
Stuart CurbishleyInstitute of Immunology and Immunotherapy, University of Birmingham, Birmingham, UK.
James HodsonInstitute of Translational Medicine, University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK.
Peter FletcherCancer Research UK Clinical Trials Unit, University of Birmingham, Birmingham, UK.
Salil KarkhanisDepartment of Radiology, University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK.
Homoyon MehrzadDepartment of Radiology, University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK.
Pankaj PuniaThe Cancer Centre, University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK.
Tahir ShahThe Liver Unit, University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK.
Shishir ShettyInstitute of Immunology and Immunotherapy, University of Birmingham, Birmingham, UK.
Yuk Ting MaInstitute of Immunology and Immunotherapy, University of Birmingham, Birmingham, UK.
University Hospitals Birmingham NHS Foundation Trust · GBUniversity of Birmingham · GBCancer Research UK Clinical Trials Unit · GB

Funding

Cancer Research UK 25354Cancer Research UK 29959
6 · The paper itself

Abstract

Prothrombin induced by vitamin K absence II (PIVKA-II) has recently been validated internationally as a diagnostic biomarker for hepatocellular carcinoma (HCC), as part of the GALAD model. However, its role as a treatment response biomarker has been less well explored. We, therefore, undertook a prospective study at a tertiary centre in the UK to evaluate the role of PIVKA-II as a treatment response biomarker in patients with early, intermediate and advanced stage HCC. In a cohort of 141 patients, we found that PIVKA-II levels tracked concordantly with treatment response in the majority of patients, across a range of different treatment modalities. We also found that rises in PIVKA-II levels almost always predated radiological progression. Among AFP non-secretors, PIVKA-II was found to be informative in 60% of cases. In a small cohort of patients undergoing liver transplantation, pre-transplant PIVKA-II levels predicted for microvascular invasion and poorer differentiation. Our results demonstrate the potential utility of PIVKA-II as a treatment response biomarker and in predicting microvascular invasion, in a Western population. PIVKA-II demonstrated improved performance over AFP but, as a single biomarker, its performance was still limited. Further larger prospective studies are recommended to evaluate PIVKA-II as a treatment response biomarker, within the GALAD model.

Indexed as

biomarkerhepatocellular carcinomaPIVKA-II

Identifiers

PMID34853657
PMCPMC8629402
OpenAlexW3215898731

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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.