A nurse attempts to withdraw a blood sample for laboratory analysis from a central venous catheter (CVC) and is unsuccessful due to an aspiration occlusion. What could potentially be causes of an aspiration occlusion? SELECT ALL THAT APPLY.

Question

Quizplus · Accepted Answer

Catheter migration, a fibrin tail extending from the catheter tip, and the catheter tip being pressed up against the vein wall are all potential causes of an aspiration occlusion, which is a blockage of the catheter that prevents blood from being withdrawn. Chylothorax is not a cause of an aspiration occlusion.

A Nurse Attempts to Withdraw a Blood Sample for Laboratory