This study looked at 120 boys aged 4 months to 12 years having urogenital surgery. It compared an opioid-free caudal block (using bupivacaine) with an opioid-supplemented penile nerve block (using fentanyl) to see which provides better pain control and less post-surgery delirium.…
Sponsor: Miray Gözde Özdemir • Aim: Symptom relief
Last updated Jun 27, 2026 12:37 UTC