PSYC 155 Lecture Notes - Lecture 8: Twin Study, Antipsychotic, Family Therapy
Document Summary
Common for daily events/routine to become significant/part of delusion: ex) dog barking, postal service logo, shopping bag, idea of reference- nonsignificant things are significant, or messages for individual. Psychosis- cluster of disorders with delusions, hallucinations, and/or loss of contact with reality o o. Discovered by emil kraeplin in 1896 as dementia praecox, focused on onset and outcomes. Bleuler- 1911, introduced term schizophrenia to mean splitting of the mind. Prevalence of schizophrenia: 2x alzheimer"s, 5x multiple sclerosis, 6x type1 diabetes, 60x muscular dystrophy. Generally chronic: moderate to severe lifelong impairment, almost normal life expectancy (risk for suicide is less than in mood disorders. Rule of thirds- third of patients will have symptoms resolve, and return to almost normal and may have relapse. One third will show same level of symptoms throughout duration of illness. If symptoms appear in late age, need to first check for other explanations becuase it is unlikely that psychotic symptoms would arise at this time.
