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Related Concept Videos

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Optical perception, or vision, is an extraordinary sense dependent on converting light signals received via the ocular organs. These organs, known as eyes, are securely positioned within the bony cavities of the skull, called orbits. The orbits serve a dual purpose: a protective shield for the ocular globes and a stable attachment point for the soft ocular tissues. The eye's external protective mechanisms include the eyelids, which are edged with lashes that act as a barrier against foreign...
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Related Experiment Video

Updated: Aug 14, 2025

How to Obtain Reliable Visual Event-related Potentials in Newborns
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[A neonate with abnormal eye movements].

Esther J E Peeters1,2, Anne M de Grauw1, Helen L Tanger3

  • 1Juliana Kinderziekenhuis, Den Haag.

Nederlands Tijdschrift Voor Geneeskunde
|January 12, 2023
PubMed
Summary
This summary is machine-generated.

Paroxysmal tonic downgaze of infancy is a rare condition causing abnormal infant eye movements. This case highlights its spontaneous resolution, offering reassurance for parents and clinicians.

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Area of Science:

  • Neonatal neurology
  • Ophthalmology
  • Pediatric neurology

Context:

  • Infants may present with unusual eye movements shortly after birth.
  • Differentiating benign conditions from serious neurological issues is crucial.

Purpose:

  • To describe a case of paroxysmal tonic downgaze of infancy.
  • To highlight the diagnostic process and spontaneous resolution of this rare condition.

Summary:

  • A neonate exhibited downward gazing and vertical nystagmus hours after birth.
  • Normal electrolytes, CRP, cerebral ultrasound, and EEG ruled out other causes.
  • The infant was diagnosed with paroxysmal tonic downgaze of infancy, which resolved spontaneously.

Impact:

  • This case contributes to understanding the clinical presentation and natural history of paroxysmal tonic downgaze.
  • It emphasizes the importance of careful observation and diagnosis in neonatal ophthalmologic emergencies.