Schneiderian first rank symptoms and inferior parietal lobule cortical thickness in antipsychotic-naïve schizophrenia

► Relation between first rank symptoms (FRS) & inferior parietal lobule cortical thickness. ► Antipsychotic-naïve Schizophrenia patients were compared with healthy controls. ► FRS patients had significant deficit in right inferior parietal lobule cortical thickness. ► Finding supports the role of internal monitoring system in the pathogenesis of FRS.