Three abstracts were presentation to the European Association of Nuclear Medicine: oral presentation of “A Novel Sn-117m Colloid for Human Radiosynoviorthesis Clinical Trials”, abstract presentation of “Radiosynoviorthesis Using Sn-117m Colloid to Treat Canine Elbow Osteoarthritis Demonstrates Efficacy and Safety”, and oral presentation of “A Reinjection Study of Sn-117m Colloid to Treat Canine Osteoarthritis Shows Safety and Efficacy”.