Objective To explore the differential diagnosis value of Color Doppler Flow Imaging(CDFI) and Emission Computed Tomography(ECT) in infant obstructive jaundice.Methods The ultrasonic manifestation and ECT data of 48 infant cases with obstructive jaundice were retrospectively analyzed.Physical signs in surgery and pathologic examination were taken as the golden standard,and the outcomes of two examinations were compared.Results Twenty-six cases of biliary atresia,18 cases of viral cholestatic hepatitis and 4 ...