Asthenopia

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Original article contributed by:

Ayesha Shariff, MSIV, Robert F. Melendez, MD, MBA

All contributors:

Chrysavgi Adamopoulou, MD, K. David Epley, M.D. and Robert F. Melendez, MD, MBA

Assigned editor:

Chrysavgi Adamopoulou, MD

Review:

Assigned status Update Pending on October 10, 2014.

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Contributing Editors:	add

Asthenopia

ICD-10

H53.1

MeSH

D001248

Disease Entity

Asthenopia

Definition

• Eyestrain
• Subjective symptoms of ocular fatigue, discomfort, lacrimation, and headaches arising from the use of eyes.
• Weakness or tiring of eyes accompanied by pain, headache, and dimness of vision.

Etiology

• Accommodative asthenopia: strain of ciliary muscle and refractive error.
• Photogenous asthenopia: excessive or improper illumination.
• Muscular asthenopia: due to imbalance of the extraocular muscles
• Nervous asthenopia: due to functional or organize nervous disease

Symptoms

• Pain in and around eyes
• Headache, usually aggravated by use of eyes for closework
• Fatigue
• Vertigo
• Reflex symptoms as nausea, twitching of facial muscles, migraine.

Additional Resources

• Celia Vimont Laurie Gray Barber. Eye Strain. American Academy of Ophthalmology. EyeSmart^® Eye health. https://www.aao.org/eye-health/diseases/eye-strain-list. Accessed March 29, 2019.

• American Academy of Ophthalmology. Pediatric Ophthalmology/Strabismus: Asthenopia Practicing Ophthalmologists Learning System, 2017 - 2019 San Francisco: American Academy of Ophthalmology, 2017.

References

1. Taber's Cylocpeic Medical Dictionary
2. Stedman's Medical Dictionary