Fig. 2

Pigtail catheter in different patients’ pulmonary artery. a Pigtail cath. In right main pulmonary artery (PA) with thrombus seen at tip of catheter using 20-ml contract injection. b The pigtail cath. in left main PA showing a thrombus at tip of cath. before fragmentation. Clips of patient spinal surgery is seen in both frames. c Pigtail cath. in main PA before bifurcation in another patient using right jugular vein for cath. insertion. d Pigtail cath.in left PA after successful fragmentation with residual thrombus in distal LPA but opened distal vessels