Strabismus (Crossed Eyes)

Strabismus is misalignment of the eyes — one or both eyes turn inward, outward, up, or down. In children, untreated strabismus can lead to permanent vision problems (amblyopia). Adults can develop strabismus too.

Table of Contents

Quick Facts

  • ICD-10: H50

Types

  • Esotropia — eye turns inward
  • Exotropia — eye turns outward
  • Hypertropia/hypotropia — vertical misalignment
  • Constant or intermittent

Causes

  • Congenital or developmental
  • Uncorrected refractive error
  • Eye muscle problems
  • Nerve palsies (cranial nerves III, IV, VI)
  • Neurologic conditions (stroke, brain injury, thyroid eye disease)

Treatment

  • Glasses (especially for accommodative esotropia)
  • Patching or atropine drops to treat amblyopia in children
  • Vision therapy in selected cases
  • Botox injections to eye muscles
  • Eye muscle surgery
Medical Disclaimer: This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider with questions about a medical condition. If you are experiencing a medical emergency, call your local emergency number immediately.

References

  • American Academy of Ophthalmology. Strabismus Resources.