Bell Work What do you know about schizophrenia?

Must have abnormalitiy in 2 + domains Schizophrenia Must have abnormalitiy in 2 + domains

Psychosis(Domains 1&2) Delusions Hallucinations Fixed beliefs that are not amenable to evidence Hallucinations Perceptions w/o actual stimulus

Disorganized Speech (3) Switch topics quickly Tangential responses May be incomprehensible if severe

Abnormal Motor Behavior (4) Many different manifestations Catatonic Behavior Decrease in reactivity to environment Rigidity Refusal to respond to instructions Lack of verbal/motor responses Agitated movements Repetitive movements

Negative Symptoms (5) Diminished emotional expression Avolition Reductions in expression in face, eye contact, inontation, movement of hand/face. Avolition Decrease in self-initiated, purposeful activities

What is schizophrenia? Symptoms from 2+ domains for 1 or more months Impaired function Disturbance lasts 6 months, some with residual symptoms Not depression/bipolar Associated with a history of Autism spectrum disorder

Risk/Causes Environmental Genetic/Physiological Higher rates in urban areas Higher rats in season of birth Genetic/Physiological Psychosis does NOT run in families Alleles that are associated w/ ASD, and bipolar disorder also related to Schizophrenia Birth complications related to schizophrenia in fetus

Types of Schizophrenia Paranoid Schizophrenia Disorganized Schizophrenia Catanoic Schizophrenia Undifferentiated Schizophrenia

Treatment Lifelong treatment Antipsychotics Tranquilizers

Wrap Up How are bipolar type 1 and schizophrenia different?