Article Figures & Data
Figures
- Fig 1.
Measurement of morphologic parameters and division of the vessel wall. Size = Hp; AR = Hp/N; SR = Hmax/Dm, where Dm = (D1+D2)/2.
- Fig 2.
Wall shear stress of symptomatic unruptured and ruptured posterior communicating artery aneurysms.
- Fig 3.
Oscillatory shear index of symptomatic unruptured and ruptured posterior communicating artery aneurysms.
Tables
Statistical analysis of morphologic and hemodynamic parameters
Symptomatic Unruptured (n = 9) Ruptured (n = 9) P Value Va 111.61 (85.30, 125.60) 101.20 (65.42, 125.15) .796 Vv 11.50 (9.77, 17.05) 11.50 (6.65, 30.65) .730 Size 5.73 (4.11, 8.97) 5.35 (4.63, 6.03) .546 AR 1.35 (0.99, 2.14) 0.97 (0.84, 1.33) .050 SR 1.94 (1.51, 3.30) 1.74 (1.57, 2.53) .489 WSS of aneurysm mwall 5.27 (3.11, 6.31) 8.11 (5.57, 10.50) .024 WSS of parent artery wall 11.58 (9.13, 12.57) 13.06 (11.48, 17.02) .077 LSA 0.100 (0.001, 0.278) 0.006 (0.002, 0.667) .258 OSI 0.035 (0.008, 0.054) 0.015 (0.009, 0.042) .666 Note:—All results are recorded as median (25% percentile, 75% percentile); unit of Va and Vv is degree; unit of size is cm; unit of WSS is Pa.
Va indicates aneurysm angle; Vv, vessel angle; AS, aneurysm size.
