The role of the circle of Willis in internal carotid artery stenosis and anatomical variations: a computational study based on a patient-specific three-dimensional model

Table 3 Comparison of flow rates between the CFD simulation and the previous in vitro experiment

	Flow rates in the CoW without stenosis			Flow rates in the CoW with 50 % RICA stenosis
	Experiment (ml/s)	CFD (ml/s)	Percentage difference (%)	Experiment (ml/s)	CFD (ml/s)	Percentage difference (%)
R-ACA	1.34	1.33	−1.17	1.22	1.19	−2.21
R-MCA	3.26	3.21	−1.41	3.06	2.93	−4.18
R-PCA	1.73	1.83	5.85	1.59	1.70	6.67
L-PCA	1.72	1.83	6.56	1.56	1.70	8.78
L-MCA	3.26	3.21	−1.41	2.75	2.64	−3.96
L-ACA	1.34	1.33	−1.17	1.18	1.25	5.59
Total flow rate	12.65	12.74	0.72	11.36	11.41	0.40

ISSN: 1475-925X