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A, MIP projection of the left carotid bifurcation acquired from a female patient with suspected moderate narrowing (arrow) using 2D TOF MR angiography (TR/TE = 22/7, flip angle = 60°).
B, The MIP projection acquired using subtracted 3D dynamic keyhole turbo field-echo MR angiography (TR/TE = 6/3, flip angle = 50°) shows a patent left carotid bifurcation.
