title: Treating fissure in ano in outpatients: what dose of local anesthetic?
mesh_terms: D000556:Ambulatory Surgical Procedures / Q000379:methods; D000774:Anesthesia, Rectal / Q000379:methods*; D005401:Fissure in Ano / Q000601:surgery*; D006801:Humans; D008012:Lidocaine / Q000008:administration & dosage*
chemical_list: D008012:Lidocaine