title: Hyperalgesic response in a patient receiving high concentrations of spinal morphine.
mesh_terms: D005260:Female; D006801:Humans; D006930:Hyperalgesia / Q000139:chemically induced*; D006941:Hyperesthesia / Q000139:chemically induced*; D007278:Injections, Spinal; D008875:Middle Aged; D009020:Morphine / Q000627:therapeutic use*; D010148:Intractable Pain / Q000188:drug therapy
chemical_list: D009020:Morphine