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Related Concept Videos

Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders01:27

Psychosis: Pathophysiology of Schizophrenia and Other Psychotic Disorders

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Schizophrenia is a neurodevelopmental disorder whose origins are rooted in complex genetic components. Despite our burgeoning understanding, the pathophysiology of this disorder remains incompletely deciphered.
Researchers have identified genetic factors that increase susceptibility to schizophrenia, underscoring the intricate interplay between genetics and environment in disease development. At the core of schizophrenia's pathophysiology is excessive dopaminergic neurotransmission within...
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Negative and Cognitive Symptoms of Schizophrenia01:30

Negative and Cognitive Symptoms of Schizophrenia

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Negative symptoms of schizophrenia indicate a reduction or absence of typical behaviors and emotional responses found in healthy individuals, while positive symptoms reflect an excess or distortion of normal functioning.
Negative Symptoms
Negative symptoms of schizophrenia manifest as deficits in normal emotional and behavioral functioning, profoundly impacting daily life. Individuals with schizophrenia often display a flat affect, characterized by a near-total absence of emotional expression,...
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Psychosis: Goals of Pharmacotherapy01:26

Psychosis: Goals of Pharmacotherapy

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Antipsychotic drugs are a crucial treatment method for acute and chronic psychoses, bipolar illness, and behavioral disorders. The selection of these drugs depends on several factors, including the state of the disease, clinical judgment, possible drug interactions, and the patient's sensitivity to adverse effects. In immediate scenarios, such as delirium and dementia, short-term treatment with low doses of high-potency typical or atypical agents can effectively manage symptom exacerbation.
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Positive Symptoms of Schizophrenia: Hallucinations and Delusions01:30

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Schizophrenia is a complex mental health disorder that can manifest with various positive symptoms, including thought, movement, and behavior disorders. These symptoms significantly disrupt cognitive and motor functions, leading to profound effects on an individual's ability to engage with the world.
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Psychosis and Antipsychotic Drugs: Overview01:28

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The term "psychosis" refers to a spectrum of mental disorders characterized by abnormal thoughts, perceptions, and behaviors. It can manifest as mood disorders, dementia, delirium with psychotic features, substance-induced psychosis with psychotic features, brief psychotic disorder, delusional disorder, schizoaffective disorder, and schizophrenia. Among all these disorders, schizophrenia is the most common psychotic disorder, affecting 1% of the worldwide population. Psychotic...
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Positive Symptoms Schizophrenia: Hallucinations and Delusions01:26

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Schizophrenia is a complex psychiatric disorder characterized by a range of symptoms that significantly impact cognition, behavior, and emotional regulation. Among these, the positive symptoms stand out as they involve the addition or exaggeration of normal mental functions, deviating markedly from typical behavior and perception. Hallucinations and delusions are prominent positive symptoms, each profoundly affecting the individual's experience of reality.
Hallucinations
Hallucinations in...
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[Cognitive functions in severe psychotic disorders].

Annamari Tuulio-Henriksson

    Duodecim; Laaketieteellinen Aikakauskirja
    |March 26, 2014
    PubMed
    Summary

    Cognitive deficits in schizophrenia are diverse, and a specific core disturbance remains undefined. These cognitive impairments significantly impact patient well-being and daily functioning, necessitating thorough neuropsychological assessment.

    Area of Science:

    • Neuroscience
    • Psychiatry
    • Cognitive Psychology

    Context:

    • Schizophrenia presents with heterogeneous cognitive deficits.
    • A distinct core neuropsychological disturbance in schizophrenia is yet to be identified.
    • Similar cognitive impairments occur in other severe psychotic disorders.

    Purpose:

    • To explore the nature of cognitive dysfunction in schizophrenia.
    • To highlight the diagnostic and rehabilitative importance of neuropsychological assessment in psychosis.

    Summary:

    • Cognitive functions in schizophrenia are highly variable.
    • Neuropsychological deficits in schizophrenia are not unique and overlap with other psychoses.
    • Cognitive disturbances significantly affect patient outcomes and daily life.

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    Impact:

    • Neuropsychological evaluation is crucial for comprehensive patient care and rehabilitation.
    • Understanding cognitive profiles aids in tailoring interventions for psychosis.
    • Addressing cognitive deficits is vital for improving quality of life in patients with severe mental illness.