Evidence map›Paper›PMID 40029497›Full record

ArticleCurrent medical science2025

Progression from Initial Lesions to Type B Aortic Dissection: A Patient-Specific Study of Computational Fluid Dynamics Models with Follow-up Data.

Yue-Ying Pan, Zhi-Yue Guan, Chen-Wei Li, Han-Xiong Guan

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Article in Current medical science, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

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2citing papers in PubMed
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1 · What the graph read from it

What it found

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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.

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3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

4 authors.

Yue-Ying PanDepartment of Radiology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China.
Zhi-Yue GuanDepartment of Statistics, University of California, Davis, 95616, USA.
Chen-Wei LiUnited Imaging Medical Technology Co., Ltd, Shanghai, 201800, China.
Han-Xiong GuanDepartment of Radiology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, 430030, China. hxguan@tjh.tjmu.edu.cn.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND AND

objectiveThe natural history of type B aortic intramural hematoma (IMH) is highly heterogeneous. A computational fluid dynamics (CFD) model can be utilized to calculate a range of data pertinent to flow dynamics, including flow rates, blood velocity, pressure, and wall shear stress. This study presents a series of CFD simulations that model the dynamic progression from type B aortic IMH to false lumen formation.

methodsA 66-year-old male patient presenting with chest and back pain underwent aortic computed tomography angiography (CTA), and a 3D patient-specific model was constructed. To evaluate the hemodynamic environment, the velocity, pressure, time-averaged wall shear stress (TAWSS), and oscillatory shear index (OSI) were calculated.

resultsA modest quantity of slow flow and recirculation flow was observed in the vicinity of the ulcer-like protrusion (ULP). During the formation of the false lumen, low-velocity blood flow entered the false lumen and resulted in vortex flow. ULPs were located in the region with higher TAWSS, and some high OSIs were found on the ULPs.

conclusionThis preliminary study suggests a potential association between the TAWSS or OSI and progression from type B aortic IMH to aortic dissection.

Indexed as

Aortic DissectionHematomaAgedBlood Flow VelocityComputed Tomography AngiographyComputer SimulationDisease ProgressionFollow-Up StudiesHemodynamicsHumansHydrodynamicsMaleModels, CardiovascularPatient-Specific ModelingAortic dissectionComputational fluid dynamicsTime-averaged wall shear forceType B intramural hematomas

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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.