Evidence map›Paper›PMID 34825232›Full record

ArticleJVS-vascular science2021

A histopathological classification scheme for abdominal aortic aneurysm disease.

Laura E Bruijn, Charid G van Stroe Gómez, John A Curci, Jonathan Golledge, Jaap F Hamming, Greg T Jones, Regent Lee, Ljubica Matic, Connie van Rhijn, Patrick W Vriens and 4 more

Abstract read
In one paragraph

Article in JVS-vascular science, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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.

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

15 citing papers in PubMed.

  1. Review
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  5. Article
  6. Frontiers in cardiovascular medicine · 2026
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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

14 authors.

Laura E BruijnDivision of Vascular Surgery, Department of Surgery, Leiden University Medical Center (LUMC), Leiden, the Netherlands.
Charid G van Stroe GómezDivision of Vascular Surgery, Department of Surgery, Leiden University Medical Center (LUMC), Leiden, the Netherlands.
John A CurciSection of Surgical Sciences, Department of Vascular Surgery, Vanderbilt University Medical Center, Nashville, Tenn.
Jonathan GolledgeQueensland Research Centre for Peripheral Vascular Disease, College of Medicine and Dentistry, James Cook University, Townsville, Queensland, Australia.
Jaap F HammingDivision of Vascular Surgery, Department of Surgery, Leiden University Medical Center (LUMC), Leiden, the Netherlands.
Greg T JonesDepartment of Surgical Sciences, Dunedin School of Medicine, University of Otago, Dunedin, New Zealand.
Regent LeeNuffield Dept. of Surgical Sciences, University of Oxford, Headington, United Kingdom.
Ljubica MaticDepartment of Molecular Medicine and Surgery, Karolinska Institute, Stockholm, Sweden.
Connie van RhijnDivision of Vascular Surgery, Department of Surgery, Leiden University Medical Center (LUMC), Leiden, the Netherlands.
Patrick W VriensDepartment of Surgery, Elisabeth-TweeSteden Ziekenhuis, Tilburg, the Netherlands.
Dick WågsäterDepartment of Medical Cell Biology, Uppsala University, Uppsala, Sweden.
Baohui XuDepartment of Surgery, Division of Vascular Surgery, Stanford University School of Medicine, Stanford, Calif.
Dai YamanouchiDepartment of Surgery, School of Medicine and Public Health, University of Wisconsin, Madison, Wisc.
Jan H LindemanDivision of Vascular Surgery, Department of Surgery, Leiden University Medical Center (LUMC), Leiden, the Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTwo consensus histopathological classifications for thoracic aortic aneurysms (TAAs) and inflammatory aortic diseases have been issued to facilitate clinical decision-making and inter-study comparison. However, these consensus classifications do not specifically encompass abdominal aortic aneurysms (AAAs). Given its high prevalence and the existing profound pathophysiologic knowledge gaps, extension of the consensus classification scheme to AAAs would be highly instrumental. The aim of this study was to test the applicability of, and if necessary to adapt, the issued consensus classification schemes for AAAs.

methodsSeventy-two AAA anterolateral wall samples were collected during elective and emergency open aneurysm repair performed between 2002 and 2013. Histologic analysis (hematoxylin and eosin and Movat Pentachrome) and (semi-quantitative and qualitative) grading were performed in order to map the histological aspects of AAA. Immunohistochemistry was performed for visualization of aspects of the adaptive and innate immune system, and for a more detailed analysis of atherosclerotic lesions in AAA.

resultsBecause the existing consensus classification schemes do not adequately capture the aspects of AAA disease, an AAA-specific 11-point histopathological consensus classification was devised. Systematic application of this classification indicated several universal features for AAA (eg, [almost] complete elastolysis), but considerable variation for other aspects (eg, inflammation and atherosclerotic lesions).

conclusionsThis first multiparameter histopathological AAA consensus classification illustrates the sharp histological contrasts between thoracic and abdominal aneurysms. The value of the proposed scoring system for AAA disease is illustrated by its discriminatory capacity to identify samples from patients with a nonclassical (genetic) variant of AAA disease.

Indexed as

Abdominal aortic aneurysmClassificationHistologyThoracic aortic aneurysmVascular remodeling

Identifiers

PMID34825232
PMCPMC8605212

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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.