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Related Experiment Videos

The grasp and other primitive reflexes.

J M Schott1, M N Rossor

  • 1Dementia Research Group, National Hospital for Neurology and Neurosurgery, Institute of Neurology, University College, London, UK.

Journal of Neurology, Neurosurgery, and Psychiatry
|April 18, 2003
PubMed
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Primitive reflexes, usually seen in children, can reappear in adults with brain diseases, especially frontal lobe conditions. This review explores their history, elicitation, interpretation, and clinical use in neurology.

Area of Science:

  • Neurology
  • Developmental Neuroscience

Background:

  • Primitive reflexes are innate, involuntary movements present in infants.
  • These reflexes are typically suppressed as the central nervous system matures.
  • Re-emergence of primitive reflexes can indicate neurological dysfunction, particularly in adults.

Purpose of the Study:

  • To review the historical context of primitive reflexes.
  • To describe methods for eliciting and interpreting primitive reflexes.
  • To evaluate the clinical utility of primitive reflexes in contemporary neurological practice.

Main Methods:

  • Literature review of historical and contemporary studies on primitive reflexes.
  • Analysis of neurodevelopmental pathways and their disruption.
  • Discussion of clinical case examples and diagnostic criteria.

Related Experiment Videos

Main Results:

  • Primitive reflexes have a documented history in neurological assessment.
  • Specific techniques exist for reliably eliciting reflexes like grasp and rooting.
  • Abnormal persistence or reappearance correlates with frontal lobe and other brain pathologies.

Conclusions:

  • Primitive reflexes offer valuable insights into neurological health.
  • Understanding their developmental trajectory and pathological re-emergence aids diagnosis.
  • These reflexes remain relevant tools in modern neurological examinations.