Conclusion This study offers the first direct evidence linking delusions and referential thinking in schizophrenia to disrupted reward prediction error signaling. The key finding, that more severe symptoms are tied to reduced rather than increased neural responses to prediction errors, suggests that a rethinking of how dopamine dysfunction translates into psychotic symptoms may be required. 66 Informaciones Psiquiátricas 2025 - nº 258 FIDMAG informa
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