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Related Experiment Videos

Cyclic oculomotor palsy.

P Fells, J R Collin

    Transactions of the Ophthalmological Societies of the United Kingdom
    |April 1, 1979
    PubMed
    Summary
    This summary is machine-generated.

    This rare oculomotor palsy, characterized by intermittent spastic contractions, is often missed. A brief clinical exam can confirm the diagnosis, highlighting its underrecognition.

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    Area of Science:

    • Ophthalmology
    • Neurology

    Background:

    • Oculomotor palsy is a complex neurological condition affecting eye movement.
    • A specific rare variant involves intermittent spastic contractions of the levator muscle and pupillary sphincter.

    Observation:

    • Two patients presented with unilateral ptosis and abnormal pupillary reactions.
    • Abnormal pupillary findings prompted further investigation beyond apparent ptosis.

    Findings:

    • Nine new cases were identified over four years, suggesting frequent underdiagnosis.
    • The condition, characterized by regular, spastic contractions, is often overlooked.

    Implications:

    • A focused clinical examination, taking only 5 minutes, can confirm or exclude the diagnosis.
  • Understanding the pathology, potentially via Loewenfeld and Thompson's theory, is crucial.
  • The role of surgical intervention warrants consideration for affected patients.