Evidence map›Paper›PMID 29097910›Full record

ArticleContrast media & molecular imaging2017

Analytical Interference by Contrast Agents in Biochemical Assays.

Sigrid Otnes, Niels Fogh-Andersen, Janne Rømsing, Henrik S Thomsen

Abstract read
In one paragraph

Article in Contrast media & molecular imaging, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

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

  1. Guideline
  2. Review
  3. Article
  4. Article
  5. Article
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.

Sigrid OtnesFaculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.ORCID 0000-0002-9278-9015
Niels Fogh-AndersenDepartment of Clinical Biochemistry, Copenhagen University Hospital Herlev, Herlev, Denmark.
Janne RømsingFaculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
Henrik S ThomsenDepartment of Radiology, Copenhagen University Hospital Herlev, Herlev, Denmark.ORCID 0000-0002-2409-9725

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Objective: To provide a clinically relevant overview of the analytical interference by contrast agents (CA) in laboratory blood test measurements. Materials and Methods: The effects of five CAs, gadobutrol, gadoterate meglumine, gadoxetate disodium, iodixanol, and iomeprol, were studied on the 29 most frequently performed biochemical assays. One-day-old plasma, serum, and whole blood were spiked with doses of each agent such that the gadolinium agents and the iodine agents reached concentrations of 0.5 mM and 12 mg iodine/mL, respectively. Subsequently, 12 assays were reexamined using 1/2 and 1/4 of these CA concentrations. The results were assessed statistically by a paired Student's Results: Iodixanol produced a negative interference on the bicarbonate ( Conclusion: CAs cause analytical interference. Attention should be given to the above-mentioned analyte-CA combinations when assessing laboratory blood test results obtained after CA administration.

Indexed as

Clinical Laboratory TechniquesContrast MediaGadoliniumHumansIodineContrast MediaGadoliniumIodine

Identifiers

PMID29097910
PMCPMC5612677

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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.