Schizencephaly is a rare malformation koip share price of the central nervous system defined as a gray matter-lined cleft filled with cerebrospinal fluid that extends from the pial surface to the ventricle.Few cases of association with psychosis were reported in the scientific literature.We present a case of a 46-year-old woman, admitted into a psychiatric hospital with crises of psychomotor agitation, disorganized and erotized behavior, persecutory and self-reference delusions, and auditory and visual hallucinations.She also reported seizures since her childhood.A head CT scan 30x24x24 wall cabinet revealed a large subarachnoid space communication with the adjacent lateral ventricle in the topography of occipital, temporal, and parietal lobes to the right, suggestive of schizencephaly.