Evidence map›Paper›PMID 31089967›Full record

ArticleObesity surgery2019

Quantification of Liver, Subcutaneous, and Visceral Adipose Tissues by MRI Before and After Bariatric Surgery.

Anne Christin Meyer-Gerspach, Ralph Peterli, Michael Moor, Philipp Madörin, Andreas Schötzau, Diana Nabers, Stefan Borgwardt, Christoph Beglinger, Oliver Bieri, Bettina K Wölnerhanssen

Open access · hybridAbstract read
In one paragraph

Article in Obesity surgery, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.8field-weighted citation impact, top 16% 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

20 citing papers in PubMed, 30 citations in OpenAlex.

  1. Review
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  8. Metabolic syndrome.Nature reviews. Disease primers · 2024
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  12. Review
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  14. Impact of Bariatric Surgery on Adipose Tissue Biology.Journal of clinical 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

10 authors at 3 institutions in 2 countries.

Anne Christin Meyer-GerspachSt. Clara Research Ltd. at St. Claraspital Basel, CH-4002, Basel, Switzerland. annechristin.meyergerspach@unibas.ch.ORCID 0000-0003-4104-8812
Ralph PeterliDepartment of Surgery, St. Claraspital Basel, Basel, Switzerland.
Michael MoorDepartment of Radiology, University of Basel Hospital, Basel, Switzerland.
Philipp MadörinDepartment of Radiology, University of Basel Hospital, Basel, Switzerland.
Andreas SchötzauDepartment of Biomedicine, University of Basel Hospital, Basel, Switzerland.
Diana NabersDivision of Medical and Biological Informatics, German Cancer Research Center (DKFZ), Heidelberg, Germany.
Stefan BorgwardtDepartment of Psychiatry, University of Basel Hospital, Basel, Switzerland.
Christoph BeglingerSt. Clara Research Ltd. at St. Claraspital Basel, CH-4002, Basel, Switzerland.
Oliver BieriDepartment of Radiology, University of Basel Hospital, Basel, Switzerland.
Bettina K WölnerhanssenSt. Clara Research Ltd. at St. Claraspital Basel, CH-4002, Basel, Switzerland.
University of Basel · CHSt. Claraspital · CHGerman Cancer Research Center · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMorbid obesity is a worldwide epidemic and is increasingly treated by bariatric surgery. Fatty liver is a common finding; almost half of all patients with non-alcoholic steatohepatitis develop steatohepatitis. Bariatric surgery improves steatohepatitis documented by liver biopsy and single voxel magnetic resonance imaging (MRI) techniques.

objectiveTo investigate changes before and after bariatric surgery using whole organ MRI quantification of liver, visceral, and subcutaneous fat.

settingUniversity of Basel Hospital and St. Clara Research Ltd, Basel, Switzerland.

methodsSixteen morbidly obese patients were evaluated by abdominal MRI-scanning before and 3, 6, 12, and 24 months after bariatric surgery to measure percentage liver fat (%-LF), total liver volume (TLV) and visceral and subcutaneous adipose tissues (VAT and SAT). Fasting plasma samples were taken for measurement of glucose, insulin, blood lipids, and liver biomarkers. In a control group of 12 healthy lean volunteers, the liver biomarker was also measured.

resultsThe reproducibility of fat quantification by use of MRI was excellent. LF decreased significantly faster than VAT and SAT (%-LF vs. VAT p < 0.001 and %-LF vs. SAT p < 0.001). At certain time points, %-LF, VAT, and SAT were associated with changes in blood lipids and insulin.

conclusionsMRI quantification offers excellently reproducible results in measurement of liver fat and visceral and subcutaneous adipose tissues. Liver fat decreased significantly faster than visceral or subcutaneous adipose tissue. Decrease in %-LF and VAT is associated with decrease in total cholesterol, LDL, and plasma insulin.

Indexed as

Bariatric SurgeryCohort StudiesFatty LiverHumansIntra-Abdominal FatLiverMagnetic Resonance ImagingObesity, MorbidPerioperative PeriodSubcutaneous FatAdipose tissueBariatric surgeryFatty liverMagnetic resonance imagingObesity

Identifiers

PMID31089967
PMCPMC6713693
OpenAlexW2944913072

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.