Central Venous Access Device (CVAD) The optimal position of a central venous access device (CVAD) can be assessed with CXR. The goal is to position the tip at the cavo-atrial junction, which is typically located just inferior to the level of the carina.   If the tip is too high, the risk of thrombus formation

Endotracheal Tube (ETT) The optimal position of ETT can be assessed with CXR. The idea is that you want the tip to be just in between the carina and the vocal cord. Most sources recommend to position the tip of the ETT about 5-7 cm from the carina. Although personally, I try not go higher