Fig. 4
Angiography of pulmonary arteries. a Thrombus translucency was observed in the peripheral aspect of bilateral pulmonary arteries. There was a significant thrombus in the left > right pulmonary artery (arrowheads). b Thrombus aspiration was performed three times in the left pulmonary artery and once in the right pulmonary artery to remove the dark red thrombus. Some of the thrombus translucency disappeared (arrowheads)