Assertion: schizophrenia's illness | /r/RelatedTo | increased da neurotransmission
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Source sentences:
text: He proposed that there are two syndromes with distinct disease processes: (1) an acute episodic schizophrenic syndrome with positive symptoms reversed by neuroleptic treatment, the illness thus being associated with increased DA neurotransmission (type I syndrome); and (2) a chronic deteriorating syndrome with negative symptoms not reversed by neuroleptic treatment, the illness thus being unrelated to DA transmission, but possibly related to structural brain changes (type II syndrome).