Oil-soluble caudal anesthesia for anorectal surgery.
D001003:Anal Canal / Q000601:surgery*; D000758:Anesthesia; D000763:Anesthesia, Caudal; D000775:Anesthesia, Spinal; D000776:Anesthesiology; D013505:Digestive System Surgical Procedures; D006801:Humans; D007422:Intestines; D012007:Rectum / Q000601:surgery*
ANESTHESIA, SPINAL; ANUS/surgery; RECTUM/surgery