Features of hallucination in schizophrenia

ABSTRACT

The hallucination are common and have an important role in diagnosing schizophrenia. Objectives: To describe and to follow up the evolution of the hallucination in schizopprenia. 40 patients with schizophrenia met to ICD.10 criteria and have hallucination were treated by anti-psychotic drugs in National Institute of Mental Health from September 1999 to November 2000. Methods: cross - sectional study. Results: The hallucination symptoms in the patients were 92.5% had auditory hallucination, 12.5% had visual hallucination and 2.5% had olfactory hallucination. Most of auditory hallucination was comments located in head. 91.6% hallucinations were disappeared when the patients were treated by anti-psychotic drugs. Conclusions: Most of hallucinations are auditory, visual and olfactory. Hallucinations are likely sensitive to anti-psychotic drug.