“…General anesthesia has been reported to prolong hospital stay and patient discharge as a consequence of postoperative nausea and vomiting and postoperative pain compared to local and regional anesthesia [8,9]. On the other hand, perianal surgery with local anesthetic infiltration requires concomitant sedation which can reduce patient comfort [10][11][12]. Regional anesthetic techniques might be unique for use in perianal surgery since spontaneous breathing is prevented, preventative reflexes remained active, and subjects are often mobilized in early postoperative period.…”