Table 1.

Scanning parameters for MDCT used in this study

Parameter	Details
Scan type	Single breath-hold helical
Tube voltages and currents	120 kVp, 189–200 mAs
Slice thickness Reconstruction interval Gantry rotation time Beam pitch	1.25 mm 0.8 mm 0.33 s 1
Acquisition time	4–6 s
Scan acquisition	Arterial phase at 35 s; and portal venous phase at 70 s.

MDCT, multiple detector CT.