Evidence map›Paper›PMID 28720724›Full record

ArticleCirculation2017

Aortic Wall Inflammation Predicts Abdominal Aortic Aneurysm Expansion, Rupture, and Need for Surgical Repair.

MA3RS Study Investigators

Registry-linked trialAbstract read
In one paragraph

Article in Circulation, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05361772 (Low-dose Colchicine Inhibit Abdominal Aortic Aneurysm Growth Trial), which is not on this map. Cited by 95 papers.

0numbers the graph read from it
0cells of the map it votes in
95citing papers in PubMed
–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.

NCT05361772 naunknown statusnot on this mapstarted 2022, after this paper: background citation

Low-dose Colchicine Inhibit Abdominal Aortic Aneurysm Growth Trial

TypeinterventionalSponsorGuangdong Provincial People's HospitalRan2022 to 2025Enrolled230ConditionsColchicine, Abdominal Aortic Aneurysm, ProgressionArmscolchicine, Placebo
3 · Its place in the literature

Who cites it

95 citing papers in PubMed.

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35 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

1 author.

MA3RS Study Investigators

Funding

British Heart Foundation CH/09/002/26360Chief Scientist Office NMAHP1Department of Health EME/11/20/03Medical Research Council G0701127Medical Research Council MC_PC_12040Wellcome Trust 103782
6 · The paper itself

Abstract

backgroundUltrasmall superparamagnetic particles of iron oxide (USPIO) detect cellular inflammation on magnetic resonance imaging (MRI). In patients with abdominal aortic aneurysm, we assessed whether USPIO-enhanced MRI can predict aneurysm growth rates and clinical outcomes.

methodsIn a prospective multicenter open-label cohort study, 342 patients with abdominal aortic aneurysm (diameter ≥40 mm) were classified by the presence of USPIO enhancement and were monitored with serial ultrasound and clinical follow-up for ≥2 years. The primary end point was the composite of aneurysm rupture or repair.

resultsParticipants (85% male, 73.1±7.2 years) had a baseline aneurysm diameter of 49.6±7.7 mm, and USPIO enhancement was identified in 146 (42.7%) participants, absent in 191 (55.8%), and indeterminant in 5 (1.5%). During follow-up (1005±280 days), 17 (5.0%) abdominal aortic aneurysm ruptures, 126 (36.8%) abdominal aortic aneurysm repairs, and 48 (14.0%) deaths occurred. Compared with those without uptake, patients with USPIO enhancement have increased rates of aneurysm expansion (3.1±2.5 versus 2.5±2.4 mm/year,

conclusionsUSPIO-enhanced MRI is a novel approach to the identification of aortic wall cellular inflammation in patients with abdominal aortic aneurysms and predicts the rate of aneurysm growth and clinical outcome. However, it does not provide independent prediction of aneurysm expansion or clinical outcomes in a model incorporating known clinical risk factors. CLINICAL

trial registrationURL: http://www.isrctn.com. Unique identifier: ISRCTN76413758.

Indexed as

AgedAortaAortic Aneurysm, AbdominalAortic RuptureBlood PressureContrast MediaDextransDisease-Free SurvivalFemaleHumansInflammationMagnetic Resonance ImagingMagnetite NanoparticlesMaleMiddle AgedProportional Hazards ModelsContrast MediaDextransferumoxtran-10Magnetite Nanoparticlesabdominal aortic aneurysmMRIrepairrupture

Identifiers

PMID28720724
PMCPMC5571881

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Registered trials

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.