Editing Joint injection (section)

{{Short description|Method of delivering drugs into a joint}}
{{Infobox medical intervention
| name         = Joint injection
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| image        = Hip joint injection by anterior longitudinal approach.jpg
| caption      = [[Ultrasound-guided hip joint injection]]: A skin mark is made to mark the optimal point of entry for the needle.<ref name="YeapRobinson2017"/>
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| specialty    = [[orthopedics]]
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In [[medicine]], a '''joint injection''' ('''intra-articular injection''') is a procedure used in the treatment of [[inflammation|inflammatory joint conditions]], such as [[rheumatoid arthritis]], [[psoriatic arthritis]], [[gout]], [[tendinitis]], [[bursitis]], [[Carpal Tunnel Syndrome]],<ref name="CarpalTunnelReview.com">{{cite web|url=http://www.carpaltunnelreview.com|title=Carpal Tunnel Review|date=25 July 2013|publisher=JohnDRhoads|access-date=25 July 2013|url-status=dead|archive-url=https://web.archive.org/web/20130730124449/http://carpaltunnelreview.com/|archive-date=30 July 2013}}</ref> and occasionally [[osteoarthritis]].<ref name="freedict">{{cite web |url=http://medical-dictionary.thefreedictionary.com/intraarticular+injection |title=intraarticular injection - definition |year=2010 |work=[[TheFreeDictionary.com]] |publisher=Farlex |access-date=9 June 2010}}</ref><ref name="Wen2000">{{cite journal|url=http://www.aafp.org/afp/20000801/565.html|title=Intra-articular Hyaluronic Acid Injections for Knee Osteoarthritis|last=Wen|first=Dennis Y|journal=American Family Physician|date=1 August 2000|volume=62|issue=3|pages=565–70, 572|publisher=American Academy of Family Physicians|pmid=10950213|access-date=9 June 2010|archive-date=24 June 2011|archive-url=https://web.archive.org/web/20110624000820/http://www.aafp.org/afp/20000801/565.html|url-status=dead}}</ref> A hypodermic needle is injected into the affected [[joint]] where it delivers a dose of any one of many [[anti-inflammatory]] agents, the most common of which are [[corticosteroid]]s. [[Hyaluronic acid]], because of its high [[viscosity]], is sometimes used to replace [[Bursa (anatomy)|bursa]] fluids.<ref name="Wen2000" /> The technique may be used to also withdraw excess fluid from the joint.<ref name="freedict" />
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