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Related Experiment Videos

Exotropia associated with defective accommodation.

R P Rutstein1, K M Daum

  • 1University of Alabama, School of Optometry/Medical Center, Birmingham 35294.

Journal of the American Optometric Association
|July 1, 1987
PubMed
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Accommodative dysfunction, a reduced ability to focus, can contribute to intermittent exotropia in young adults. Evaluating and treating focusing issues alongside eye alignment problems improved outcomes for some patients.

Area of Science:

  • Ophthalmology
  • Neuroscience
  • Vision Science

Background:

  • Exotropia, an outward turning of the eye, is often considered separately from accommodative dysfunction, a condition affecting the eye's focusing ability.
  • However, a potential link between these conditions, particularly in adolescents and young adults, warrants further investigation.

Purpose of the Study:

  • To investigate the relationship between accommodative dysfunction and intermittent exotropia in adolescent and young adult patients.
  • To determine if treating accommodative dysfunction can positively impact exotropia management.

Main Methods:

  • Studied 13 adolescent and young adult patients diagnosed with intermittent exotropia and significantly impaired accommodation.
  • Conducted clinical assessments to evaluate accommodative amplitudes and sustained accommodation.

Related Experiment Videos

  • Observed the manifestation of exotropia in relation to accommodative response adequacy.

    • Main Results:

    • Patients exhibited severely reduced accommodation amplitudes and difficulties in maintaining focus.
    • Exotropia was present when accommodative response was insufficient and corrected to orthophoria when accommodation was adequate.
    • Some patients showed improvement with combined treatment for both accommodative defect and strabismus.

    Conclusions:

    • Accommodative dysfunction should be considered a potential contributing factor in adolescent and young adult intermittent exotropia.
    • Comprehensive evaluation of accommodation is recommended for patients with exotropia to identify and address underlying focusing issues.