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Related Experiment Videos

Tardive dyskinesia with schizophrenic relapse.

S H Jawed1, I Singh

  • 1Leavesden Hospital, Watford, England.

Journal of Mental Deficiency Research
|August 1, 1989
PubMed
Summary

This case study details tardive dyskinesia in a schizophrenic patient after long-term neuroleptic treatment. The movement disorder symptoms appeared during psychotic relapses and resolved with symptom remission.

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Clinical Pharmacology

Background:

  • Schizophrenia is a chronic mental disorder often requiring long-term neuroleptic medication.
  • Tardive dyskinesia (TD) is a potential side effect of neuroleptic drugs, characterized by involuntary movements.
  • The relationship between psychotic state and TD manifestation is not fully understood.

Observation:

  • A patient with borderline subnormal schizophrenia was treated with neuroleptics for 21 years.
  • The patient developed symptoms consistent with tardive dyskinesia.
  • Crucially, TD symptoms were only present during psychotic relapses and absent during periods of remission.

Findings:

  • This case suggests a potential link between the fluctuating psychotic state in schizophrenia and the emergence or exacerbation of tardive dyskinesia.
  • The intermittent nature of TD, coinciding with psychotic relapses, is a unique presentation.
  • Neuroleptic therapy duration (21 years) highlights the chronicity of treatment in schizophrenia.

Implications:

  • Understanding this fluctuating pattern of TD may aid in clinical diagnosis and management of schizophrenia patients on long-term neuroleptics.
  • Further research is warranted to explore the neurobiological mechanisms underlying the interplay between psychosis and TD.
  • This observation could inform treatment strategies, potentially by optimizing neuroleptic dosage or timing during active psychotic phases.

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