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Related Concept Videos

Psychological and Sociocultural Causes of Schizophrenia01:29

Psychological and Sociocultural Causes of Schizophrenia

82
Schizophrenia, a complex psychiatric disorder, has been historically misunderstood. Early psychological theories attributed its origins to childhood trauma and unresponsive parenting. However, contemporary research largely rejects these notions, favoring the vulnerability-stress hypothesis. This model proposes that individuals with a genetic predisposition to schizophrenia may develop the disorder following exposure to significant environmental stressors. Notably, studies on high-risk...
82
Biological Causes of Schizophrenia01:29

Biological Causes of Schizophrenia

54
Schizophrenia, a severe psychiatric disorder, arises from a complex interplay of biological factors, including genetic predisposition, structural brain abnormalities, neurotransmitter dysregulation, and developmental irregularities. These factors collectively contribute to the onset and progression of the disorder, which typically manifests in late adolescence or early adulthood.
Genetic Factors in Schizophrenia
The genetic basis of schizophrenia is strongly supported by family and twin...
54
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...
569
Schizophrenia01:17

Schizophrenia

75
Schizophrenia, a term introduced by Swiss psychiatrist Eugen Bleuler in 1911, describes a severe psychological disorder marked by profound disruptions in attention, thought processes, language, emotion, and interpersonal relationships. The core feature of schizophrenia is psychosis — a state characterized by a fundamental detachment from reality. This disconnection manifests through distorted logic, impaired perception, and atypical behavior, severely affecting the lives of those...
75
Dissociative Identity Disorder01:30

Dissociative Identity Disorder

53
Dissociative Identity Disorder (DID), previously termed multiple personality disorder, is a complex psychological condition characterized by the presence of two or more distinct identities or personality states. Each identity exhibits unique patterns of behavior, voice, and mannerisms and may possess separate memories and emotional responses. The alternating control between identities can result in memory gaps and challenges in recalling daily activities, often exacerbating the individual's...
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Theoretical Approaches to Psychological Disorder01:29

Theoretical Approaches to Psychological Disorder

217
The development of psychological disorders, which are characterized by deviant, maladaptive, and personally distressing behaviors, has been explored through several theoretical approaches.
Biological approach
The biological approach posits that internal, organic factors are the primary causes of such disorders. This perspective emphasizes brain structure and function, genetic predispositions, and neurotransmitter imbalances. For example, schizophrenia has been associated with both genetic...
217

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The association between multiple sclerosis and early psychiatric background.

Uri Blasbalg1, Paz Toren2

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Mental health conditions may precede the onset of Multiple Sclerosis (MS) by 15 years or more. This suggests a potential role in MS development, not just early symptoms.

Keywords:
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Area of Science:

  • Neuroimmunology
  • Psychiatry
  • Epidemiology

Background:

  • The etiology of Multiple Sclerosis (MS) remains unknown.
  • A link between mental state and MS has been hypothesized since the disease's definition.
  • Previous studies suggest mental symptoms precede MS onset by up to 10 years.

Purpose of the Study:

  • To investigate if psychiatric conditions may precede Multiple Sclerosis (MS) onset by 15 years or more.
  • To address the research gap regarding long-term psychiatric precursors to MS.
  • To establish an empirical basis for the hypothesis of extended psychiatric prodromes in MS.

Main Methods:

  • Retrospective matched cohort study.
  • Utilized electronic health records from Clalit Health Services (CHS) in Israel.
  • Compared 9,533 individuals with MS to 28,599 matched controls without MS.

Main Results:

  • Significant association found between MS diagnosis and prior psychiatric conditions (p < 0.001).
  • Individuals later diagnosed with MS had a 93% increased likelihood of a prior psychiatric history.
  • Psychiatric conditions were identified as potential precursors occurring 15+ years before MS onset.

Conclusions:

  • The high probability of mental health issues preceding MS onset suggests a potential etiological role.
  • This finding indicates psychiatric conditions may contribute to MS development, not merely be prodromal symptoms.
  • Further prospective studies are recommended to validate these retrospective findings.