Subcostal Transversus Abdominis Block Versus Erector Spinae Block in Open Cholecystectomy

Open cholecystectomy is a surgical procedure involving the removal of the gallbladder through a traditional, open abdominal incision the surgeon makes an incision in the upper abdomen, exposes the gallbladder, and carefully disconnects and removes it. Postoperative pain management is a critical aspect of patient care following cholecytectomy surgery. Inadequate pain control can lead to a cascade of complications, including atelectasis, pneumonia, and delayed mobilization. These complications can prolong hospital stays, increase healthcare costs, and lead to patient dissatisfaction. Regional anesthesia techniques, such as subcostal transversus abdominis plane (TAP) block abd erector spinae block are commonly used to provide effective analgesia after cholecystectomy surgery. These techniques target the nerves that supply the surgical site, providing pain relief without the need for opioids. Opioids are associated with a number of side effects, including nausea, vomiting, constipation, and respiratory depression. Subcostal TAP block is a relatively new technique that has been shown to be effective in providing postoperative analgesia after upper abdominal surgery. This technique involves injecting local anesthetic into the TAP, a fascial plane that lies between the internal oblique and transversus abdominis muscles. The TAP block provides anesthesia to the nerves that supply the abdominal wall, including the subcostal nerves. Erector Spinae Plane Block is a newer technique targeting the dorsal rami of the T7-T12 spinal nerves, potentially offering broader analgesia encompassing the abdominal wall, thorax, and diaphragm. Early studies suggest improved pain control and respiratory function compared to traditional methods.