Frequent question: Are cataracts always bilateral?

Cataracts generally develop in both eyes, but not always at the same rate. The cataract in one eye may be more advanced than the other, causing a difference in vision between eyes.

Are cataracts usually bilateral or unilateral?

Cataracts may be unilateral or bilateral and can vary widely in size, morphology and degree of opacification from a small white dot on the anterior capsule to total opacification of the lens. Consequently, the effect on vision, course of treatment and prognosis may also be widely variable.

Are cataracts bilateral?

Children can have cataract in one (unilateral) or both (bilateral) eyes. Most children with cataract in only one eye usually have good vision in the other.

Can cataracts be unilateral?

Unilateral cataract can be due to less sinister causes such as inflammation, infection and trauma, or to more sinister causes such as tumours. This presentation was initially mistaken by the GP as being solely due to cataract.

Are cataracts symmetrical?

Cataracts may develop in only one eye, but they usually develop in both of your eyes. However, they usually aren’t totally symmetrical, and the cataract in one eye may be more advanced than the other.

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What are differential diagnosis for cataract?

The differential diagnosis of cataract includes many disorders such as: Glaucoma. Refractive errors. Macular degeneration.

What is incipient cataract?

Incipient cataract is a condition in which localized grey. opacities have appeared in the lens during adult life, and. for which there is no obvious constitutional or local cause, either injury or disease.

Can I have both cataracts done at the same time?

If you have cataracts in both eyes it may be recommended that both eyes are treated on the same day. This procedure is known as immediate sequential bilateral cataract surgery (ISBCS). ISBCS is usually only recommended for people thought to have a low risk of complications.

What are the 3 different types of cataracts?

There are three primary types of cataracts: nuclear sclerotic, cortical and posterior subcapsular.

What is bilateral congenital cataracts?

Bilateral cataracts in an infant due to congenital rubella syndrome. Specialty. Medical genetics, ophthalmology. Congenital cataracts refers to a lens opacity which is present at birth.

Do cataracts occur in both eyes?

Cataracts generally develop in both eyes, but not always at the same rate. The cataract in one eye may be more advanced than the other, causing a difference in vision between eyes.

What are the symptoms of a secondary cataract?

The most common symptoms of a secondary cataract are a reduction in visual acuity months or years after cataract surgery, which impedes both far and near vision; in addition to glare from the sun, car headlights at night and a reduction in the perception of colours.

How do you classify cataracts?

Cataracts can be categorized according to where they form, as follows:

  1. Anterior cortical cataract.
  2. Posterior cortical cataract.
  3. Anterior polar cataract.
  4. Posterior polar cataract.
  5. Anterior subcapsular cataract.
  6. Posterior subcapsular cataract.
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What is a combined cataract?

Cataracts may occur together, and they are then called a combined cataract (Figure 4). Cataracts adjacent to the capsule are called subcapsular cataracts. Anterior and posterior subcapsular cataracts may occur in younger people because they are associated with diabetes and steroid use.

What is Hypermetropia bilateral?

Hypermetropia (hyperopia, long-sightedness or far- sightedness) is a form of refractive error in which parallel rays of light coming from infinity are focused behind the light sensitive layer of the retina, when the eye is at rest.

What is a juvenile cataract?

Juvenile cataracts are by definition those with an onset in childhood, after infancy, irrespective of underlying etiology.