Submassive pulmonary embolism in patient 2. (A) Coronal CT demonstrating thrombus (arrows) in the right main and left lower-lobe pulmonary arteries. (B) Bulky thrombus is identified in the right lower-lobe pulmonary artery (arrow). (C) Wires and catheters traversing the thrombus in the right main and lower-lobe pulmonary artery. (D) Completion pulmonary angiography demonstrating good pulmonary perfusion.