Fig. 1From: Added value of hyperdense lumen sign in prediction of acute central and peripheral pulmonary embolism on non-contrast CT chesta Axial non contrast CT image. b Axial CTPA image shows a case of acute pulmonary embolism with hyperdense thrombus seen at right main pulmonary artery (arrows in a) with corresponding filling defect at right main pulmonary artery (arrows in b)Back to article page