Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

High myopia causing bilateral abduction deficiency.

P Aydin1, T Kansu, A S Sanac

  • 1Neuro-Ophthalmology Unit, Hacettepe University, Ankara, Turkey.

Journal of Clinical Neuro-Ophthalmology
|September 1, 1992
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Comparison of locking and non-locking reconstruction plate-screw system in lateral mandibular defects by finite element analysis.

Journal of stomatology, oral and maxillofacial surgery·2020
Same author

THE EFFECTS OF VARIOUS DOSES OF PREDNISOLONE ADMINISTRATION ON SERUM VASPIN LEVELS IN RATS.

Acta endocrinologica (Bucharest, Romania : 2005)·2019
Same author

Horizontal muscle transposition or oblique muscle weakening for the correction of V pattern?

Eye (London, England)·2014
Same author

Amblyopia and sensory features at initial presentation of Brown syndrome: an issue to recognize.

Eye (London, England)·2013
Same author

Prevalence of the association of subacromial impingement with subcoracoid impingement and their clinical effects.

The Journal of international medical research·2012
Same author

Treatment by functional electrical therapy of an unresolved peritoneal leakage in a peritoneal dialysis patient.

Peritoneal dialysis international : journal of the International Society for Peritoneal Dialysis·2012

High myopia can cause eye movement limitations, specifically in abduction. This study explores three potential mechanisms for this condition, suggesting high myopia as a factor in differential diagnosis.

Area of Science:

  • Ophthalmology
  • Neuroscience

Background:

  • Degenerative myopia is a complex refractive error.
  • Abduction deficiency, or limited outward eye movement, can have various causes.

Observation:

  • Two cases of degenerative myopia exhibiting abduction deficiency were analyzed.
  • Potential mechanisms include orbital space occupation by the elongated globe, medial rectus muscle tightness, and decompensated esotropia.

Findings:

  • The size of the elongated myopic globe may physically restrict eye movement.
  • Increased tension in the medial recti muscles, secondary to globe elongation, can impede abduction.
  • Pre-existing esotropia decompensating with age can manifest as abduction deficits.

Implications:

Related Experiment Videos

  • High myopia should be considered in the differential diagnosis of abduction deficiency.
  • Understanding these mechanisms can improve diagnostic accuracy for patients with high myopia and eye movement abnormalities.
  • Further research is warranted to elucidate the precise relationship between high myopia and ocular motility disorders.