1.  Conceptual diagram of dopaminergic system and disease and drug effects.
 Conceptual diagram of dopaminergic system and disease and drug effects. Treatment to replace deficient dopamine or otherwise stimulate the dopaminergic system in Parkinson’s disease may cause hallucinations and paranoia, a form of drug induced psychosis. Schizophrenia patients treated with neuroleptics may develop a movement disorder, such as tremor, parkinsonism, or tardive dyskinesia.
K A Grosset, and D G Grosset J Neurol Neurosurg Psychiatry 2004;75:iii2-iii8
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