A generalized reward processing deficit pathway to negative symptoms across diagnostic boundaries
Spilka M, Millman Z, Waltz J, Walker E, Levin J, Powers A, Corlett P, Schiffman J, Gold J, Silverstein S, Ellman L, Mittal V, Woods S, Zinbarg R, Strauss G. A generalized reward processing deficit pathway to negative symptoms across diagnostic boundaries. Psychological Medicine 2025, 55: e6. PMID: 39901872, DOI: 10.1017/s003329172400326x.Peer-Reviewed Original ResearchConceptsNegative symptomsDiagnostic boundariesPsychiatric diagnosisTransdiagnostic sample of youthProcessing profilesEffort-cost computationsPositive valence systemsElevated negative symptomsHelp-seeking participantsClinical high riskClinical group membershipSample of youthHedonic reactivityTransdiagnostic sampleCHR criteriaNeurobiological mechanismsPsychosis riskSubgroup of participantsBehavioral tasksClinical interviewPsychiatric disordersClinical participantsValence systemsGroup membershipDiagnostic classification
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