Figure 7. Image acquired when crossing the entire treated segment with the intravascular ultrasonography catheter (Vision PV.035 – Philips) with the objective of identifying remnant thrombi and residual points of compression and/or obstruction: A) left femoral vein; B) left common femoral vein below the inguinal ligament; C) mid third of the left common iliac vein; D and E) severe compression and obstruction (>80%) at the confluence of the iliac veins and the caudal extremity of the inferior vena cava; D) inferior vena cava in mid infrarenal third.
