Dr. Doralina L. Anghelescu et al have published a retrospective study examining regional anesthesia for pediatric patients who undergo amputation/limb sparing surgery and whether particular techniques help decrease chronic postsurgical pain. SPOILER: one method showed significantly decreased rates of chronic postsurgical pain of a neuropathic nature. Follow the link for free access to the paper: https://onlinelibrary.wiley.com/doi/epdf/10.1002/cnr2.1719