Figure 4From: Role of inflammatory markers in Takayasu arteritis disease monitoring Subtracted 3D CT angiogram following CVA. Oblique view showing high-grade stenosis of left MCA with M2 M3 branches opacified by retrograde flow through leptomeningeal collaterals (A). Neither posterior communicating artery (A) nor anterior communicating artery (B) visible upon imaging in oblique and AP views, respectively.Back to article page