title: Corticosteroid instillation by jet spray and check of penetration.
mesh_terms: D001623:Betamethasone / Q000008:administration & dosage*; D005534:Foot Diseases / Q000000981:diagnostic imaging / Q000188:drug therapy*; D006801:Humans; D008012:Lidocaine / Q000008:administration & dosage; D011859:Radiography
chemical_list: D001623:Betamethasone; D008012:Lidocaine