title: Pain from an invasive facial tumor relieved by lumbar epidural morphine.
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000503:physiopathology* / Q000628:therapy; D005157:Facial Pain / Q000188:drug therapy* / Q000209:etiology; D006801:Humans; D007268:Injections, Epidural; D008297:Male; D008875:Middle Aged; D009020:Morphine / Q000008:administration & dosage*; D010148:Intractable Pain / Q000188:drug therapy* / Q000209:etiology; D010166:Palliative Care; D010307:Parotid Neoplasms / Q000503:physiopathology* / Q000628:therapy
chemical_list: D009020:Morphine