Unilateral epidural analgesia.
D000328:Adult; D000775:Anesthesia, Spinal; D006552:Hernia, Inguinal / Q000601:surgery; D006801:Humans; D008012:Lidocaine / Q000627:therapeutic use; D008297:Male; D011859:Radiography; D013116:Spinal Cord / Q000000981:diagnostic imaging; D000267:Tissue Adhesions
D008012:Lidocaine