Question of the Month – October 2019 Written by Tim Casias, MDUniversity of Wisconsin, American Family Children's Hospital Which of the following intra-operative pain treatments has been shown to enhance post-operative analgesia following multilevel posterior spinal fusion in an otherwise healthy teenager with no other pain co-morbidities? A) Lidocaine infusion B) Methadone intravenous C) Ketamine infusion D) Remifentanil infusion None Time's up