Psychology 2030A/B Lecture Notes - Lecture 12: Twin, Schizotypal Personality Disorder, Psychosis

• School: Western University
• Department: Psychology
• Course: Psychology 2030A/B
• Professor: Bruce Morrison

Document Summary

Chapter 12: characterized by the presence of one or more positive symptoms such as delusions, hallucinations or disorganized speech or behaviour, lasting one month or less. Individuals regain their previous ability to function well in day-to-day activities: often precipitated by extremely stressful situations. Schizotypal personality disorder: characteristics are similar to those experienced by people with schizophrenia but less severe, some evidence suggests that schizophrenia and schizotypal personality disorder may be ge(cid:374)eti(cid:272)all(cid:455) related as part of a (cid:862)s(cid:272)hizophre(cid:374)ia spe(cid:272)tru(cid:373)(cid:863) In some people the symptoms of schizophrenia develop slowly, in others they occur suddenly. Delusions are likely to be outside the realm of possibility. Even when they improve with treatment, they are likely to experience difficulties throughout life. Worldwide, lifetime prevalence rate is roughly equivalent for men and women: estimated at 0. 2-1. 5% in the general pospulation affect around 1% of the population at some point.