Turan, Engin İhsanÖzen, VolkanAlver, SelçukUmutoğlu, TarıkÇevik, SerdarÇiftçi, BahadırŞahin, Ayça Sultan2026-05-222026-05-222026Turan, E. İ., Özen, V., Alver, S., Umutoğlu, T., Çevik, S., Çiftçi, B., & Şahin, A. S. (2026). Clarifications and response to the letter: QIPB vs ESPB. Journal of Anesthesia, 40(2), pp. 328-329. https://doi.org/10.1007/s00540-025-03602-x1438-83590913-8668https://doi.org/10.1007/s00540-025-03602-xhttps://hdl.handle.net/20.500.13055/1488We sincerely thank Dr. Butt and colleagues for their thoughtful comments [1] regarding our study comparing quadro-iliac plane block (QIPB) and erector spinae plane block (ESPB) for postoperative analgesia in single-level lumbar discectomy [2]. We appreciate the opportunity to clarify several points.eninfo:eu-repo/semantics/closedAccessLetter10.1007/s00540-025-03602-x402328329Q2WOS:0015964139000012-s2.0-105018816615PMID: 41102386Q1