732059.fig.004a
(a)
732059.fig.004b
(b)
Figure 4: Curved planar reformatted images show that the left bifurcation angle is measured as 88.5° in a 58-year-old woman with extensive calcified plaques in the left anterior descending and left circumflex (a), while, in another 46-year-old man, the angle is measured as 71.3° with normal left coronary artery (b).