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Difficulty: MediumReduction of Risk Potential

A nurse enters the room of a client receiving continuous intravenous fluids via a central venous catheter (CVC). The nurse discovers that the IV tubing has disconnected from the catheter hub, leaving it open to the air. The client suddenly becomes tachypneic, diaphoretic, and reports severe shortness of breath. Arrange the following nursing actions in the correct priority order to mitigate the risk of further complications.

  1. 1Clamp the open central venous catheter
  2. 2Place the client in a left lateral Trendelenburg position
  3. 3Administer 100% oxygen via a non-rebreather mask
  4. 4Notify the rapid response team and the healthcare provider
  5. 5Obtain vital signs and initiate continuous cardiac monitoring

Answer

The correct sequence of actions for a suspected central line air embolism is: Clamp the catheter, position the client in the left lateral Trendelenburg position, administer high-flow oxygen, notify the rapid response team, and finally obtain vital signs with cardiac monitoring.
In the event of a CVC disconnection and a suspected air embolism, the nurse must act immediately to mitigate the risk of a fatal pulmonary occlusion. Clamping the catheter addresses the root cause instantly by stopping the air leak. The left lateral Trendelenburg position anatomically traps the air in the right ventricle, preventing it from entering the pulmonary artery. Oxygen therapy treats ischemia and accelerates the resorption of the air bubble. Once these immediate life-saving physical actions are complete, calling for advanced medical help and assessing hemodynamics are the next priorities.

Step-by-Step Solution

1
Clamp the open central venous catheter.
Stops air from entering the circulatory system.
Immediate occlusion of the disconnected hub is the most critical first step to prevent a fatal volume of air from entraining.
2
Place the client in a left lateral Trendelenburg position.
Traps the air bubble in the right side of the heart.
This specific anatomical position (Durant's maneuver) prevents the air from migrating into the pulmonary arterial circulation, which would cause obstructive shock.
3
Administer 100% oxygen via a non-rebreather mask.
Relieves hypoxia and reduces embolus size.
High-flow oxygen creates a diffusion gradient that helps reabsorb the nitrogen-rich air bubble while treating the client's shortness of breath.
4
Notify the rapid response team and the healthcare provider.
Escalates care for definitive medical management.
Once immediate physical stabilizing interventions are in place, emergency medical assistance is required for further treatment.
5
Obtain vital signs and initiate continuous cardiac monitoring.
Establishes a hemodynamic baseline and detects arrhythmias.
Continuous assessment is necessary while waiting for the response team to detect right ventricular strain or impending cardiac arrest.

Key Concept

Emergency Management of a Central Venous Catheter Air Embolism
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Topics

Reduction of Risk Potential

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