Efficacy of a Polyacrylamide Hydrogel in Horses With Symptomatic Osteoarthritis: An International Multi-centre Prospective Study

Introduction : Osteoarthritis (OA) is a common cause of lameness and poor performance in horses.Lameness due to OA is the most common cause of early retirement of pleasure and performance horses. The use of viscosupplementation, like intra-articular injections of hyaluronic acid, has been implemented in the treatment of OA in humans3, as well as in animals, especially horses.4 PAAG (Polyacrylamide hydrogel)5, a is recently used to intra-articularly treat OA in horses; however, no prospective study on its efficacy has been reported. The purpose of the present study was to investigate the effect of a PAAG in improving clinical signs of OA in the fetlock or carpus. […]