Pericardiocentesis is a procedure to remove fluid buildup from the sac around the heart. This is done with a needle.
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Pericardiocentesis may be used to:
Problems are rare, but all procedures have some risk. The doctor will go over some problems that could happen, such as:
Things that may raise the risk of problems are:
The doctor may meet with you to talk about:
Medicine will help you relax. You will be awake during the procedure. The doctor will give local anesthesia—the area will be numbed.
A needle will be inserted into the chest. It will be slowly moved toward the heart. Ultrasound and possibly fluoroscopy will help guide the needle to the correct place. The needle will be passed into the pericardial sac.
Once in the pericardial sac, the fluid will be removed. The needle may be used, or a catheter tube may be inserted over the needle. After enough fluid is collected or drained, the needle or catheter will be removed. Pressure will be applied to the injection site for several minutes. This is done to stop the bleeding.
Sometimes the catheter is left in place. This will let draining continue over several hours or days.
About 20 to 60 minutes
Some feel pain or pressure when the needle is inserted. Pain medicine can help.
The length of stay varies from one day to several days.
During your stay, the hospital staff will take steps to lower your risk of infection such as:
There are also steps you can take to lower your risk of infection such as:
Call your doctor if you are not getting better or you have:
If you think you have an emergency, call for medical help right away.
American Heart Association
National Heart, Lung, and Blood Institute
Heart and Stroke Foundation of Canada
Cardiac tamponade. Merck Manual Professional Version website. Available at: https://www.merckmanuals.com/professional/injuries-poisoning/thoracic-trauma/cardiac-tamponade. Accessed September 9, 2021.
Heart inflammation. National Heart Lung and Blood Institute website. Available at: https://www.nhlbi.nih.gov/health-topics/heart-inflammation. Accessed September 9, 2021.
Luis SA, Kane GC, et al. Overview of optimal techniques for pericardiocentesis in contemporary practice. Curr Cardiol Rep. 2020;22(8):60.
Pericardial effusion and tamponade. EBSCO DynaMed website. Available at: https://www.dynamed.com/condition/pericardial-effusion-and-tamponade. Accessed September 9, 2021.
Pericardiocentesis. Cleveland Clinic website. Available at: https://my.clevelandclinic.org/health/diseases/17353-pericarditis Accessed September 9, 2021.
Pericardiocentesis. University of Rochester Medical Center website. Available at: https://www.urmc.rochester.edu/encyclopedia/content.aspx?contenttypeid=135&contentid=361. Accessed September 9, 2021.
Last reviewed July 2021 by
EBSCO Medical Review Board
Nicole Meregian, PA
Last Updated: 9/9/2021