The erector spinae plane block (ESPB) is an interfascial plane block that has been used to provide perioperative analgesia for a variety of indications. This case report describes the novel use of the sacral ESPB on a transgender patient undergoing male-to-female gender reassignment surgery for perioperative pain control. The sacral ESPB technique was described and post-operative pain score and opioid requirements were reported. The sacral ESPB was successfully used as an alternative to neuraxial, caudal, or peripheral nerve blocks for gender reassignment surgery.
