Diplopia
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| Diplopia | |
|---|---|
| File:Diplopia.jpg | |
| Synonyms | Double vision |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Seeing two images of a single object |
| Complications | Strabismus, Amblyopia |
| Onset | Can be sudden or gradual |
| Duration | Varies depending on cause |
| Types | N/A |
| Causes | Refractive error, Cataract, Cranial nerve palsy, Graves' disease, Myasthenia gravis, Stroke, Trauma |
| Risks | Diabetes, Hypertension, Multiple sclerosis, Thyroid disease |
| Diagnosis | Eye examination, Neurological examination, Imaging studies |
| Differential diagnosis | Monocular diplopia, Binocular diplopia, Migraine, Vertigo |
| Prevention | N/A |
| Treatment | Corrective lenses, Prism glasses, Surgery, Botulinum toxin |
| Medication | Corticosteroids, Antibiotics (if infection is present) |
| Prognosis | N/A |
| Frequency | Common |
| Deaths | N/A |
Diplopia, commonly known as double vision, is a condition where a person perceives two images of a single object. This can occur in one eye (monocular diplopia) or both eyes (binocular diplopia). Diplopia can be a symptom of various underlying conditions, ranging from benign to serious.
Causes[edit]
Diplopia can be caused by a variety of factors, including:
- Refractive errors: Imperfections in the eye's focusing ability can lead to monocular diplopia.
- Strabismus: Misalignment of the eyes can cause binocular diplopia.
- Cranial nerve palsies: Damage to the nerves controlling eye muscles can result in diplopia.
- Cataracts: Clouding of the eye's lens can cause monocular diplopia.
- Corneal irregularities: Conditions like keratoconus can lead to distorted vision.
- Neurological disorders: Conditions such as multiple sclerosis or myasthenia gravis can affect eye movement and alignment.
Symptoms[edit]
The primary symptom of diplopia is seeing two images of a single object. These images may be:
- Horizontally aligned
- Vertically aligned
- Diagonally aligned
Other symptoms that may accompany diplopia include:
Diagnosis[edit]
Diagnosing diplopia involves a comprehensive eye examination. An ophthalmologist or optometrist may perform tests such as:
- Visual acuity test
- Eye alignment and movement tests
- Slit-lamp examination
- Retinal examination
Treatment[edit]
Treatment for diplopia depends on the underlying cause. Options may include:
- Corrective lenses: Glasses or contact lenses can correct refractive errors.
- Prisms: Special lenses that help align the images seen by each eye.
- Surgery: Procedures to correct eye muscle alignment or remove cataracts.
- Medication: To treat underlying conditions like myasthenia gravis.
