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Related Experiment Videos

Heroin and diplopia.

Alison Y Firth1

  • 1Academic Unit of Ophthalmology and Orthoptics, University of Sheffield, Sheffield, UK. a.firth@sheffield.ac.uk

Addiction (Abingdon, England)
|December 16, 2004
PubMed
Summary
This summary is machine-generated.

Heroin use can cause eye misalignments like exotropia. Detoxification may lead to esotropia, a convergence issue, potentially causing double vision. Prompt diagnosis and treatment are key for symptom relief.

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Area of Science:

  • Ophthalmology
  • Neurology
  • Addiction Medicine

Background:

  • Heroin use is associated with various ocular complications.
  • Eye misalignments, or strabismus, can manifest during active use and withdrawal.
  • Diplopia resulting from these misalignments requires specific management.

Purpose of the Study:

  • To detail the specific eye misalignments observed in individuals using heroin.
  • To describe the ocular changes occurring during heroin detoxification.
  • To provide an overview of managing persistent diplopia caused by these misalignments.

Main Methods:

  • A literature review was conducted using Medline.
  • Search terms included 'strabismus,' 'heroin,' and 'substance withdrawal syndrome.'

Related Experiment Videos

  • The review focused on the general management of acute acquired concomitant esotropia.

    • Main Results:

    • Heroin users may exhibit a tendency towards divergence (exotropia), though not always causing diplopia.
    • Post-detoxification, intermittent or constant esotropia (convergence) can occur, often presenting with distance diplopia.
    • These deviations are classified as acute acquired concomitant esotropia and are not due to cranial nerve palsy.

    Conclusions:

    • Heroin use can induce exotropia, while withdrawal may cause esotropia.
    • Understanding the mechanisms of these misalignments can prevent unnecessary referrals to other specialties.
    • Awareness of treatment options can guide patients toward effective symptom relief.