Figure 2From: Ultrasound confirmation of guidewire position may eliminate accidental arterial dilatation during central venous cannulationGuidewire within jugular vein - long axis. Ultrasound guided placement of a left internal jugular central line. The guidewire (arrow) can be seen within the internal jugular vein (V) lateral and superficial to the artery (A) in the long axis.Back to article page