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Updated: Jul 23, 2026

Handwriting Analysis Indicates Spontaneous Dyskinesias in Neuroleptic Naïve Adolescents at High Risk for Psychosis
Published on: November 21, 2013
Psychiatric aspects of abnormal movement disorders
Movement disorders may stem from biochemical and organic causes, not just psychological conflict. Effective treatments include medication, surgery, and biofeedback, suggesting biological underpinnings for these conditions.
Area of Science:
- Neuroscience
- Neurology
- Psychiatry
Background:
- Movement disorders have been historically linked to unconscious mental conflict, but psychotherapeutic interventions lack consistent validation.
- Observations suggest that medications, stereotactic surgery, and biofeedback can effectively manage certain movement disorders.
- Involuntary movement disorders, such as Parkinsonism and Tardive Dyskinesia, show evidence of biochemical mediation.
Purpose of the Study:
- To explore the potential biochemical and organic etiologies of movement disorders.
- To review the efficacy of non-psychotherapeutic interventions for movement disorders.
- To discuss the psychosocial challenges associated with neurodegenerative diseases like Tourette's Syndrome, Parkinson's disease, and Huntington's disease.
Main Methods:
- Review of existing literature on movement disorder treatments and etiologies.
- Analysis of evidence supporting biochemical and organic bases for involuntary movements.
- Discussion of observed organicity in conditions like Tourette's Syndrome, Parkinson's disease, and Huntington's disease.
Main Results:
- Psychotherapeutic interventions have shown limited success for movement disorders.
- Medications, surgery, and biofeedback demonstrate efficacy in treating various movement disorders.
- Evidence supports a biochemical basis for some involuntary movement disorders, with organicity noted in several conditions.
Conclusions:
- Movement disorders likely have significant biochemical and organic components, challenging purely psychogenic explanations.
- The success of medical and surgical interventions highlights the biological underpinnings of these conditions.
- Understanding the organic nature of these diseases is crucial for addressing associated patient and family adjustment issues.
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