TY - CHAP M1 - Book, Section TI - Schizophrenia Spectrum Disorders A1 - Raj, Kristin S. A1 - Williams, Nolan A1 - DeBattista, Charles A2 - Papadakis, Maxine A. A2 - McPhee, Stephen J. A2 - Rabow, Michael W. A2 - McQuaid, Kenneth R. Y1 - 2022 N1 - T2 - Current Medical Diagnosis & Treatment 2022 AB - ESSENTIALS OF DIAGNOSISSocial withdrawal, usually slowly progressive, with decrease in emotional expression or motivation or both.Deterioration in personal care with disorganized behaviors or decreased reactivity to the environment or both.Disorganized thinking, often inferred from speech that switches topics oddly or is incoherent.Auditory hallucinations, often of a derogatory nature.Delusions, fixed false beliefs despite conflicting evidence, frequently of a persecutory nature. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/03/28 UR - accessmedicine.mhmedical.com/content.aspx?aid=1184185614 ER -