2018
Associations of hemodynamics, morphology, and patient characteristics with aneurysm rupture stratified by aneurysm location
Detmer F, Chung B, Jimenez C, Hamzei-Sichani F, Kallmes D, Putman C, Cebral J. Associations of hemodynamics, morphology, and patient characteristics with aneurysm rupture stratified by aneurysm location. Neuroradiology 2018, 61: 275-284. PMID: 30456458, PMCID: PMC6403015, DOI: 10.1007/s00234-018-2135-9.Peer-Reviewed Original ResearchConceptsHigh wall shear stressWall shear stressOscillatory shearAdverse hemodynamic environmentShear stressComplex flowHemodynamic environmentComplex shapesImage-based modelingIrregular shapeMorphologySidewall aneurysmsBifurcationFlowSidewallShearShapeAdverse hemodynamicsMiddle cerebral arteryInternal carotid artery
2017
Angioarchitectures and Hemodynamic Characteristics of Posterior Communicating Artery Aneurysms and Their Association with Rupture Status
Chung B, Doddasomayajula R, Mut F, Detmer F, Pritz M, Hamzei-Sichani F, Brinjikji W, Kallmes D, Jimenez C, Putman C, Cebral J. Angioarchitectures and Hemodynamic Characteristics of Posterior Communicating Artery Aneurysms and Their Association with Rupture Status. American Journal Of Neuroradiology 2017, 38: 2111-2118. PMID: 28860212, PMCID: PMC5690887, DOI: 10.3174/ajnr.a5358.Peer-Reviewed Original ResearchConceptsWall shear stressShear stressMinimum wall shear stressWall shear stress distributionOscillatory wall shear stressRegions of elevated wall shear stressImage-based computational fluid dynamicsElevated wall shear stressFlow patternsShear stress distributionComputational fluid dynamicsInflow jetStress distributionFluid dynamicsAneurysm hemodynamicsHemodynamic characteristicsJetArtery bifurcationFlowRupture riskSidewallStressCharacteristics