Figure 5. Thoracic CT Angiography axial view mediastinal window showing filling defect along with lateral wall of main pulmonary extending upto bifurcation (shown as red arrow) suggestive of pulmonary artery thrombosis

From

Isolated Protein S Deficiency Presenting as Thromboembolic Pulmonary Arterial Hypertension in a Young Child

Krishna Kumar Yadav, S N Singh, Anit Parihar

American Journal of Medical Case Reports. 2014, 2(12), 283-287 doi:10.12691/ajmcr-2-12-7