title: Levodopa and dopamine in cerebrospinal fluid.
mesh_terms: D000368:Aged; D065105:Aromatic Amino Acid Decarboxylase Inhibitors; D001590:Benztropine / Q000627:therapeutic use; D002230:Carbidopa / Q000627:therapeutic use; D004295:Dihydroxyphenylalanine / Q000134:cerebrospinal fluid* / Q000627:therapeutic use / Q000652:urine; D004298:Dopamine / Q000134:cerebrospinal fluid* / Q000652:urine; D004357:Drug Synergism; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010300:Parkinson Disease / Q000134:cerebrospinal fluid / Q000188:drug therapy* / Q000652:urine; D011736:Pyridoxine / Q000627:therapeutic use; D013129:Spinal Puncture; D014282:Trihexyphenidyl / Q000627:therapeutic use
chemical_list: D065105:Aromatic Amino Acid Decarboxylase Inhibitors; D001590:Benztropine; D004295:Dihydroxyphenylalanine; D014282:Trihexyphenidyl; D011736:Pyridoxine; D002230:Carbidopa; D004298:Dopamine