Shanghai hospital retrospective cohort study of 249 pts w/ post-Unilat TKA & lat knee pain. 144 Rx w/ IA steroids vs 105 Rx w/ PO meds. Infection rate w/in 6 mos post-TKA found no signif difference (2.1% vs 2.9%); Injx pts had signif better pain relief, QOL & knee function (KSS) https://t.co/ULVO6KU7pn