I CAN Distinguish the 5 major types of schizophrenia Copyright © Allyn & Bacon 2007.

I CANI CAN

• Distinguish the 5 major types of schizophrenia

Copyright © Allyn & Bacon 2007


SchizophreniaSchizophrenia

Psychotic disorder involving distortions in thoughts, perceptions, and/or emotions.


Major Types of SchizophreniaMajor Types of Schizophrenia

DisorganizedDisorganized

CatatonicCatatonic

ParanoidParanoid

UndifferentiatedUndifferentiated

ResidualResidual

PositivePositive

NegativeNegative


DisorganizedDisorganized

Catatonic

Paranoid

Undifferentiated


Features incoherent speech, hallucinations, delusions, and bizarre behavior.

For example… talking to imaginary people

Residual Type


Disorganized

CatatonicCatatonic

Paranoid

Undifferentiated


Involves either stupor or extreme excitement.

Two forms

Catatonic Stupor: Patients may remain motionless for hours, even days, …. sometimes holding rigid, statue like poses.

Catatonic Excitement: Patients become agitated, hyperactiveResidual Type


Disorganized

Catatonic

ParanoidParanoid

Undifferentiated


Prominent feature: combination of delusions and hallucinations. This becomes the basis of their real life!!

Residual Type


Disorganized

Catatonic

Paranoid

UndifferentiatedUndifferentiated


Persons displaying a combination of symptoms that do not clearly fit in one of the other categories

Residual Type


Disorganized

Catatonic

Paranoid

Undifferentiated


Individuals who have had a past episode of schizophrenia but are free of symptoms

Residual TypeResidual Type


PositivePositiveSchizophreniaSchizophrenia

NegativeSchizophrenia


Any form in which the person displays active symptoms(e.g. delusions, hallucinations)


PositiveSchizophrenia

NegativeNegativeSchizophreniaSchizophrenia


Any form distinguished by deficits, such as withdrawal and poverty of thought processes


Possible Causes of SchizophreniaPossible Causes of Schizophrenia

Evidence for the causes of schizophrenia has been found in a variety of factors including…

A. genetics

B. abnormal brain structure

C. Biochemistry

Fundamentally it is a brain disorder…no longer seen as a result of defective parenting or repressed childhood trauma

Possible Causes of SchizophreniaPossible Causes of Schizophrenia

Diathesis-Stress Hypothesis The theory that says genetic factors place the individual at risk…and environmental stress factors transform this potential into an actual schizophrenic disorder


CAN ICAN I

• Distinguish the 5 major types of shcizophrenia


I CAN Distinguish the 5 major types of schizophrenia Copyright © Allyn & Bacon 2007.

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