Is a single portal venous phase in contrast-enhanced CT sufficient to detect metastases or recurrence in clear cell renal cell carcinoma? – a single-center retrospective study

Table 1 Image acquisition parameters and contrast medium

	Arterial Phase	Portal Venous Phase
Single collimation width	0.6	0.6
Spiral pitch factor	0.6	0.6
Tube voltages (keV)	120	100 and 150
Ref. tube current (mAs)*	275	300 and 232
Matrix	512 × 512	512 × 512
Reconstruction kernel	Br40	Bf40
Delay between contrast agent injection and scan	35 s p.i.	65 s p.i.
Flow	2-3 mL/sec	2-3 mL/sec

ISSN: 1470-7330