FIG 2.
A, A UIA was suspected on the basis of 3T MR imaging (axial 3D-TOF angiography, zoom in the right upper corner). B, MR imaging at 7T depicts a perforator artery parallel to the right superior cerebellar artery (axial 3D-TOF angiography, zoom in the right upper corner). The blue arrow is indicating the finding of interest.