Objective:To evaluate the value of dual source of CT angiography(DSCTA)in the diagnosis of arteriosclerosis obliterans disease(ASOD).Methods:36cases with clinically suspected ASOD underwent the DSCTA and digital subtraction angiography(DSA).All images of CT reformed by MIP,VR and DE-BR-CTA,analyzed with original axial imgages.Results:The lower extremity artery can be well display on the reconstructed images.Of the all patients,1cases were normal feature.35 cases were ASOD,compared with DSA,the sensitivity r...