Ultrasonography guided erector spinae block in spinal surgery for pain management with enhanced recovery: A comparative study

Letter to the editor regarding “Ultrasonography guided erector spinae block in spinal surgery forpain management with enhanced recovery”

“…However, these referenced articles do not match that statement. Similarly, the 3 references (reference # 15–17 of Adhikari et al 1 ) cited to support another statement that the injectate spreads widely and “last until a period of time after the operation” do not match it.…”

“… 3 , 4 , 5 More importantly, the recently published meta-analysis 5 observed that ESPB reduces the length of stay in the hospital besides reducing the perioperative opioid consumption and postoperative nausea and vomiting significantly, based on many previously published studies. Hence, unfortunately, this study 1 lacks novelty in our opinion.…”

“…We read with great interest the recently published research article that assessed the efficacy of erector spinae plane block (ESPB) in spine surgeries, 1 and wish to present our insights on that article.…”

“…In the “Introduction” section, Adhikari et al 1 state that the local anesthetic spreads significantly more in the epidural space when the lamina and ligaments are not intact, thus requiring more attention and cited 2 references (reference # 13,14 of Adhikari et al 1 ) to that. However, these referenced articles do not match that statement.…”

“…In the “Methods” section, Adhikari et al 1 state that the needle direction is from “cephalad to caudad”. However, the figure describing it shows the needle direction from caudad to cranial.…”