Advantages of local over spinal anesthesia in anorectal surgery.
D001003:Anal Canal / Q000601:surgery*; D000758:Anesthesia; D000772:Anesthesia, Local; D000775:Anesthesia, Spinal; D013505:Digestive System Surgical Procedures; D006801:Humans; D007420:Intestine, Large; D012007:Rectum / Q000601:surgery*
ANESTHESIA, LOCAL; ANESTHESIA, SPINAL; ANUS/surgery; RECTUM/surgery