With an umbilical artery catheter (UAC) in the "low position," which of the following blood vessels should be avoided?

Question

Quizplus · Accepted Answer

The low position is usually at the third to fourth lumbar (L3 to L4) space, between the renal artery and aortic intersection and above the takeoff of the inferior mesenteric artery. The UAC is placed to avoid the large tributaries supplied by these vessels in an effort to minimize trauma and hemodynamic disturbances of vital organs.

With an Umbilical Artery Catheter (UAC) in the "Low Position