PSY340H5 Lecture Notes - Lecture 8: Thought Disorder, Reduced Affect Display, Prodrome
Document Summary
Schizophrenia: socially devastating problem, 221,000 canadians in 1996, canadian health care: $ billions annually, a group of related disorders, key feature: psychotic symptoms - profound disturbance in thought, reality- testing, and affect. Course of schizophrenia: active, prodromal peculiar behaviours, neglect hygiene, changes in emotion. (usually in adolescence) - decreased level of functioning, social withdrawal, Return to prodromal but may also be mild delusions/ hallucinations/ continuing: residual negative symptoms. Symptoms and features: positive symptoms, negative symptoms look for presence of delusions and hallucinations look for absence: poverty of speech, thought, hygiene, movement. Somatic (e. g. , an alien residing in the stomach) Reference: delusions: persistent psychotic beliefs objects, people, events given personal significance (e. g. , (cid:498)the radio announcer is mocking me(cid:499)) Persecutory (e. g. , (cid:498)others are spying on me(cid:499)) Negative symptoms: affective disturbance flattened affect inappropriate affect. Contemporary perspective: dsm-iv-tr: emphasis on 3 types of symptoms.
