<prompt> Answer this question truthfullyWhat is the role of CT in the diagnosis of Hemangioma?  <response>: <reason> On CT scan, hemangioma of the liver is characterized by dynamic enhancement pattern related to the size of its vascular space. Typical lesions include: Noncontrast: Hypointense to liver Arterial phase: Discontinuous, nodular, peripheral enhancement Portal venous enhancement: Progressive peripheral enhancement Delayed enhancement: Lesion fills in the contrast 