The Value of Cerebral CT Angiography with Low Tube Voltage in Detection of Intracranial Aneurysms

Figure 2

Images from a 37-year-old woman with SAH. The L-CTA (a) and 3D-DSA (b) showed the same aneurysm at the same location. The maximum diameter of aneurysm and neck sizes in C-CTA (a) and 3D-DSA (b) were 4.5, 2.7 mm and 4.85, 2.57 mm, respectively (red arrow).

(a)

(b)