title: Intravenous ketamine hydrochloride and local anesthesia in anorectal surgery.
mesh_terms: D000771:Anesthesia, Intravenous; D000772:Anesthesia, Local; D000777:Anesthetics; D000778:Anesthetics, Dissociative; D001004:Anus Diseases / Q000601:surgery*; D003510:Cyclohexanes; D003975:Diazepam / Q000627:therapeutic use; D005260:Female; D006801:Humans; D007649:Ketamine; D008297:Male; D011596:Psychomotor Disorders / Q000139:chemically induced; D012002:Rectal Diseases / Q000601:surgery*; D012004:Rectal Neoplasms / Q000601:surgery*
chemical_list: D000777:Anesthetics; D000778:Anesthetics, Dissociative; D003510:Cyclohexanes; D007649:Ketamine; D003975:Diazepam