CT-Guided Inferior Rectal Nerve Block for Postoperative Pain Management After Hemorrhoidectomy.
INTRODUCTION Hemorrhoidectomy is among the most painful procedures in colorectal surgery. Effective postoperative pain management remains an unmet clinical need. To evaluate the efficacy, duration of analgesia, and safety of CT-guided inferior rectal nerve block (IRNB) for postoperative pain management following hemorr...