CFD for evaluation and treatment planning of aneurysms: review of proposed clinical uses and their challenges

B Chung, JR Cebral - Annals of biomedical engineering, 2015 - Springer
Computational fluid dynamics (CFD) has been used for several years to identify mechanical
risk factors associated with aneurysmal evolution and rupture as well as to understand flow …

How patient specific are patient-specific computational models of cerebral aneurysms? An overview of sources of error and variability

DA Steinman, VM Pereira - Neurosurgical focus, 2019 - thejns.org
Computational modeling of cerebral aneurysms, derived from clinical 3D angiography, has
become widespread over the past 15 years. While such “image-based” or “patient-specific” …

Mind the gap: impact of computational fluid dynamics solution strategy on prediction of intracranial aneurysm hemodynamics and rupture status indicators

K Valen-Sendstad… - American Journal of …, 2014 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Computational fluid dynamics has become a popular tool
for studying intracranial aneurysm hemodynamics, demonstrating success for retrospectively …

Better than nothing: a rational approach for minimizing the impact of outflow strategy on cerebrovascular simulations

C Chnafa, O Brina, VM Pereira… - American journal of …, 2018 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Computational fluid dynamics simulations of
neurovascular diseases are impacted by various modeling assumptions and uncertainties …

A review on the reliability of hemodynamic modeling in intracranial aneurysms: why computational fluid dynamics alone cannot solve the equation

P Berg, S Saalfeld, S Voß, O Beuing, G Janiga - Neurosurgical focus, 2019 - thejns.org
Computational blood flow modeling in intracranial aneurysms (IAs) has enormous potential
for the assessment of highly resolved hemodynamics and derived wall stresses. This results …

On the prevalence of flow instabilities from high-fidelity computational fluid dynamics of intracranial bifurcation aneurysms

MO Khan, VT Arana, M Najafi, DE MacDonald… - Journal of …, 2021 - Elsevier
High-fidelity computational fluid dynamics (HF-CFD) has revealed the potential for high-
frequency flow instabilities (aka “turbulent-like” flow) in intracranial aneurysms, consistent …

Ultrahigh-resolution CT scan of the temporal bone

K Yamashita, A Hiwatashi, O Togao, K Kikuchi… - European Archives of …, 2018 - Springer
Abstract Objective Ultrahigh-resolution CT (U-HRCT) provides better spatial resolution than
conventional multi-detector row CT (ConvCT) and could be expected to identify …

Rupture-associated changes of cerebral aneurysm geometry: high-resolution 3D imaging before and after rupture

JJ Schneiders, HA Marquering… - American Journal …, 2014 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Comparisons of geometric data of ruptured and
unruptured aneurysms may yield risk factors for rupture. Data on changes of geometric …

A non-dimensional parameter for classification of the flow in intracranial aneurysms. II. Patient-specific geometries

H Asgharzadeh, H Asadi, H Meng, I Borazjani - Physics of Fluids, 2019 - pubs.aip.org
A simple parameter, called the Aneurysm number (An) which is defined as the ratio of
transport to vortex time scales, has been shown to classify the flow mode in simplified …

[HTML][HTML] Reproducibility of image-based computational models of intracranial aneurysm: a comparison between 3D rotational angiography, CT angiography and MR …

Y Ren, GZ Chen, Z Liu, Y Cai, GM Lu, ZY Li - Biomedical engineering …, 2016 - Springer
Background Reconstruction of patient-specific biomechanical model of intracranial
aneurysm has been based on different imaging modalities. However, different imaging …