Arthrocentesis

Overview

Definition

Arthrocentesis takes joint fluid out of a joint using a sterile needle. This can be done in most of the joints in the body, but it is usually done on larger ones, such as the knee or shoulder.

Arthrocentesis
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Possible Complications

Problems from the procedure are rare, but all procedures have some risk. Your doctor will review potential problems, like:

  • Infection of the joint
  • Bleeding into the joint
  • Increased pain

Some factors that may increase the risk of complications include:

  • Infections on the skin
  • Recent fever or infection
  • Bleeding disorder
  • Use of blood thinners

SymptomsandDiagnosis

Treatments

This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.

Edits to original content made by Denver Health.

a (Joint Aspiration)

RESOURCES

Arthritis Foundation http://www.arthritis.org 

National Institute of Arthritis and Musculoskeletal and Skin Diseases http://www.niams.nih.gov 

CANADIAN RESOURCES

The Arthritis Society http://www.arthritis.ca 

Canadian Orthopaedic Association http://www.coa-aco.org 

References

Arthritis and rheumatic diseases. National Institute of Arthritis and Musculoskeletal and Skin Diseases website. Available at: http://www.niams.nih.gov/health%5Finfo/Arthritis/arthritis%5Frheumatic.asp. Updated October 2014. Accessed May 11, 2016.

Knee pain treatment. Arthritis Foundation website. Available at: http://www.arthritistoday.org/where-it-hurts/knee-pain/treatment/knee-injection.php. Accessed May 11, 2016.

Synovial fluid analysis. American Association for Clinical Chemistry Lab Tests Online website. Available at: http://labtestsonline.org/understanding/analytes/synovial/tab/glance. Updated October 8, 2014. Accessed May 11, 2016.

Zuber TJ. Knee joint aspiration and injection. Am Fam Physician. 2002;66(8):1497-1501.