“Extracaval Shepherd's Crook” Sign: A Characteristic Radiographic Sign of Central Venous Catheter Placement in the Right Internal Thoracic Vein Journal of Thoracic Imaging, 03/02/2012
Tomlin MB et al. – The authors report 3 cases that demonstrate central venous catheters improperly terminating in the right internal jugular vein. Characteristic radiographic findings of this altered catheter course are described. Recognition of these characteristic findings should prompt consideration for line repositioning or replacement.