<prompt> The liver lesion pointed out with the arrow CT - arterial and portal venous phase is most likely to be?HemangiomaAdenomaHepatocellular carcinomaFocal nodular hyperplasia  <response>: Ans. A. Hemangioma THE MOST COMMMON BENIGN TUMOR OF LIVER. Note the diagnostic peripheral nodular enhancement in venous phase seen in the left Image. CT scanning with delayed contrast enhancement shows the characteristic appearance of peripheral nodular slow contrast enhancement due to small vessel uptake in the hemangioma. Adenomas do not show peripheral nodular enhancement. FHN shows usually typical stellate central scar, and HCC show heterogenous good enhancement but not peripheral 