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Schizophrenia : Positive and Negative Symptoms
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- 1what is Schizophrenia?Schizophrenia is a Psychotic disorder, in which the individual has lost contact with reality.
- 2Criteria A symptoms:The criteria A symptoms include, (2/more)
Delusions
Hallucinations
Disorganized speech
catatonic behavior - 3criteria B : Social/Occupational Dysfunction?The criteria B symptoms include,
one or more major areas of life such as work, interpersonal relationships, self care are significantly below the level prior to onset of symptoms. - 4Criteria C : Durationcontinuous signs of the disturbance persist for at least 6 months, including criteria A symptoms for a month
- 5Positive symptoms of SchizophreniaThe positive symptoms refer to the presence, excess and distortion to a persons normal functions. These include, Hallucinations and Delusions
- 6Negative symptoms of SchizophreniaThe negative symptoms refer to the loss or impairment to the individuals normal functions. These include, Speech poverty (Alogia) and Avolition
- 7Positive Symptoms: HallucinationsHallucinations are sensory experiences which do not correspond with reality. the person may hear, feel or smell things which are not present and most Hallucinations are Auditory (person hearing voices).
- 8Positive Symptom: DelusionsDelusions are beliefs which do not correspond with reality. schizophrenics have delusional beliefs about their own abilities thinking they could control others minds.
- 9Negative Symptoms: Alogia (Speech Poverty)Speech Poverty- this is the loss of fluency of speech and SZ struggles to produce speech at a normal speed, speak less complex sentences and have difficulty on verbal fluency tasks.
- 10Negative Symptoms: AvolitionAvolition is reduction of motivation and an inability to initiate or persist with goal orientated behaviors. LACK OF ENERGY!
- 11Issues With Diagnosis- ReliabilityReliability- this means that the diagnosis of SZ is consistent and replicable. this means that the same clinician would make the same diagnosis at different points in time (test retest reliability), or that a different clinician would make the same diagnosis (inter- rater reliability).
- 12Issues with Diagnosis- ValidityValidity refers to whether or not clinicians diagnosis are actually correct, and whether the diagnostic criteria are measuring what they claim to measure.
- 13Key Study- Rosenhan (1973)one of the most
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- Psychology Fichas sobre Schizophrenia : Positive and Negative Symptoms, creado por Aisha Khan el 26/12/2016.
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- Aisha Khan
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