PSYB32H3 Final: Abnormal Psych Exam Notes
Document Summary
Lifetime prevalence of all psychotic disorders = 3% Diagnosis of ~ has existed for over a century. More research than any other psych problem. Real variation across geographic areas; asian pop"ns have lowest prevalence. Sometimes begins in childhood, but usually appears in late teens/early adulthood. About 1/3 of those with a schizophrenia-spectrum disorder (schizophrenia, related disorders, related pds, etc. ) are early onset. Begins a bit earlier for men than for women. 10% of those with ~ commit suicide. 50% with ~ have a comorbid disorder (including many having depression, anxiety) Many also have substance abuse (mainly in male schizophrenics) Comorbidity with ocd is related to a previous history of suicide ideation + attempts. Ptsd is also highly prevalent and underdiagnosed among military veteran schizophrenics. There are no essential symptoms out of the huge list so schizophrenics are heterogeneous. Excesses/distortions such as disorganized speech, hallucinations, delusions. Disorganized speech (formally known as thought disorder):