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Copyright ©2009 Baishideng Publishing Group Co.
World J Radiol. Dec 31, 2009; 1(1): 25-36
Published online Dec 31, 2009. doi: 10.4329/wjr.v1.i1.25
Table 2 Different phases of liver in contrast-enhanced ultrasound
PhaseStart1End1
Arterial phase (s)10-2020-35
Portal venous phase (s)30-45120-180
Late phase (s)120-180240-360
Post-vascular or Kupffer phaseApproximately 10 minAt least 60 min