Blue dot marks tip of IJ. Contrast adjusted to maximize clarity of IJ and tracheobronchial angle. Click on image to enlarge. |
IJ should be pulled back 1-2 cm. Ideal location is at the superior vena cava/atrial junction which is located 3-5 cm below the tracheobronchial angle, a distance which is reproducible in patients despite gender and body habitus.
Source
Emedhome.com. Clinical Pearls: "Proper Position of a Central Line." 7 April 2010.
Marcucci, L. Avoiding Common ICU Errors. "Place the Tip of a Central Venous Catheter at the Junction of the Superior Vena Cava and Atrium" Lippincott Williams & Wilkins. 2007.