Sacral block is a regional anesthetic technique in which the anesthetic is administered into the epidural space through the sacral notch and sacral canal. For this reason, sacral block is also known as transsacral epidural block.

The content of the article discusses the influence of pain, the role of cyclo-oxygenase (COX) inhibitors and prostaglandins in immunomodulation and tumor growth promotion as well as regional anesthesia in recurrence and metastasis. cancer.