Evidence map›Paper›PMID 34859615›Full record

ArticleInternational journal for numerical methods in biomedical engineering2022

Association of vortical structures and hemodynamic parameters for regional thrombus accumulation in abdominal aortic aneurysms.

Byron A Zambrano, Hamidreza Gharahi, Chae Young Lim, Whal Lee, Seungik Baek

Open access · greenAbstract read
In one paragraph

Article in International journal for numerical methods in biomedical engineering, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.6field-weighted citation impact, top 15% 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

10 citing papers in PubMed, 19 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

5 authors at 3 institutions in 3 countries.

Byron A ZambranoJ. Mike Walker '66 Department of Mechanical Engineering, Texas A&M University, College Station, Texas, USA.ORCID 0000-0002-5880-4373
Hamidreza GharahiDepartment of Mechanical Engineering, Michigan State University, East Lansing, Michigan, USA.
Chae Young LimDepartment of Statistics, Seoul National University, Seoul, Korea.ORCID 0000-0002-4083-892X
Whal LeeDepartment of Radiology, Seoul National University, Seoul, Korea.ORCID 0000-0003-1285-5033
Seungik BaekDepartment of Mechanical Engineering, Michigan State University, East Lansing, Michigan, USA.ORCID 0000-0003-2007-339X
Michigan State University · USSeoul National University · KRWalker (United States) · US

Funding

Growth and Remodeling Model of Abdominal Aortic Aneurysm: Toward Clinical ApplicaR01HL115185 · NHLBI · MICHIGAN STATE UNIVERSITY · PI BAEK, SEUNGIK · 2012 to 2015
$753k
Quantitative Analysis of Relationships Among Hemodynamics, Thrombus, and AbdominaR21HL113857 · NHLBI · MICHIGAN STATE UNIVERSITY · PI BAEK, SEUNGIK · 2013 to 2014
$384k
NHLBI NIH HHS R01 HL115185NHLBI NIH HHS R21 HL113857
6 · The paper itself

Abstract

The intraluminal thrombus (ILT) has been shown to negatively impact the progression of the abdominal aortic aneurysms (AAAs). The formation of this thrombus layer has been connected to the local flow environment within AAAs, but the specific mechanisms leading to thrombus formation are still not fully understood. Our study investigated the association between vortical structures, near-wall hemodynamic metrics (e.g., time averaged wall shear stress (TAWSS) and oscillatory shear index (OSI)), and ILT accumulation in a longitudinal cohort of 14 AAAs (53 scans total). Vortices and hemodynamic parameters were estimated using hemodynamic simulations performed to each scan of each patient and compared to local 3D changes of ILT thickness between two consecutive scans (ΔILT). Results showed that vortices formed and remained strong and close to the lumen surface in AAAs without an ILT, while in AAAs with ILTs these detached from the lumen surface and dissipated nearby wall region where an increase in ILT thickness was observed. Although low TAWSS was observed in regions with and without ILT accumulation, an inverse correlation between

Indexed as

Aortic Aneurysm, AbdominalThrombosisDiagnostic ImagingHemodynamicsHumansStress, Mechanicalabdominal aortic aneurysmhemodynamicsoscillatory shear indextime averaged wall shear stressvortices

Identifiers

PMID34859615
PMCPMC8858872
OpenAlexW3215178572

What OpenQuestion holds

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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.