A poster entitled “External radiation exposure following Sn-117m colloid intra-articular injections,” and an oral presentation entitled “A comparison of tissue doses from colloidal Sn-117m, Re-186, Y-90 and Er-169 for radiosynoviorthesis using Monte Carlo simulation,” have been accepted for the Society for Nuclear Medicine and Molecular Imaging 2017 Annual Meeting in Denver, CO, June 10-14. The poster and presentation will be presented by Richard Wendt, PhD.