Review
Copyright ©2011 Baishideng Publishing Group Co.
World J Radiol. Nov 28, 2011; 3(11): 256-265
Published online Nov 28, 2011. doi: 10.4329/wjr.v3.i11.256
Table 3 Computed tomography protocols for suspected urolithiasis in our institute
CT scannerGE (64 MDCT)Siemens (64 MDCT)
Scan rangeTop of kidney-pubic symphysisTop of kidney-pubic symphysis
Detector collimation (mm)64 × 0.62524 × 1.2
Pitch1.3751.2
Rotation time (s)0.50.5
Kvp120120
mA150-450Reference mA = 160
Noise index25 (30 if follow-up exam)
KernelStandardB31F
Reconstruction modePlus
Slice thickness (mm)5 (2.5)5 (2.5)
Slice overlap5 (2.5)5 (2.5)