Clinical Study

Normal Anatomical Features and Variations of the Vertebrobasilar Circulation and Its Branches: An Analysis with 64-Detector Row CT and 3T MR Angiographies

Figure 2

Oblique coronal view MIP (a) and VR (b) TOF MR angiography images show absence of the left PICA, and well-developed left AICA and right PICA in a 12-year-old girl. Thick long arrow = right PICA, thin long arrows = right and left AICAs, thick short arrows = right and left SCAs, thin short arrows = right and left PCAs, and R = right.
620162.fig.002a
(a)
620162.fig.002b
(b)