Intra-articular joint injections are one of the most effective ways to deliver medication or diagnose lameness, but they do not come without risks. Complications, such as septic arthritis, flare reaction and periartuclar cellulitis can arise and can cause major long term issues for the affected horse, as well as their owner's wallet.
While these three conditions can be difficult to differentiate from one another, early detection and identification can make a big difference, according to author Gustavo Abuja, DVM, DACVS, American College of Veterinary Surgeons in his article on DVM360.
While signs of septic arthritis do not typically appear until two to three days after the injection, signs of periarticular cellulitis or a flare reaction, also known as acute aseptic synovitis, will typically present within 24-hours of the injection (in the case of periarticular cellulitis, it can take up to 48 hours for symptoms to present). In all cases, taking a culture from pockets under the skin will aid in diagnosing which of the three complications a horse has.
Read more at DVM360.com
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