This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T., Subject name: Radiology
[{'content': 'Most consistent finding in acute viral hepatitis in CT is? \nSelect and explain. \nA. GB wall thickening, B. Periportal edema, C. Lymphadenopathy, D. Steatosis', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans BCT Findings: Hepatomegaly (15.5 cm at the midclavicular line), periportal edema (most consistent), decreased parenchymal attenuation, hepatic steatosis and periportal/ hepatoduodenal lymphadenopathy', 'role': 'assistant'}]