What are the 3 different types of cataracts?

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

How are cataracts different?

Differentiating cataracts from nuclear sclerosis can be most easily achieved during the eye examination by either distant direct ophthalmoscopy or distant illumination. Perform visual inspection of the eye with a light source to determine overall ocular health and clarity.

How do cataracts affect color vision?

Cataract Symptom: Color Changes Cataracts can affect your color vision, making some hues look faded. Your vision may gradually take on a brownish or yellowish tinge. At first, you may not notice this discoloration. But over time, it may make it harder to distinguish blues and purples.

What causes black cataract?

Most cataracts develop when aging or injury changes the tissue that makes up the eye’s lens. Proteins and fibers in the lens begin to break down, causing vision to become hazy or cloudy. Some inherited genetic disorders that cause other health problems can increase your risk of cataracts.

What is white cataract?

When lens opacities become advanced, the crystalline lens can take on a white hue that blocks almost all light from entering the eye. These white cataracts cause profound visual loss in patients and prevent ophthalmologists from examining the posterior segment of the eye.

What are the 5 types of cataract?

There are 5 main types of cataracts.

• Age-related cataract. As you age, a cataract can develop because of natural changes in the lens of your eye.
• Traumatic cataract. Serious eye injuries can damage your lens and cause a cataract.
• Radiation cataract. Certain types of radiation can cause cataracts.
• Pediatric cataract.

What are the four types of cataracts?

4 Different Types of Cataracts

• Age-Related Cataracts. This type of cataract develops as a symptom of old age, especially in those who have smoked or had significant exposure to ultraviolet light.
• Congenital Cataracts.
• Secondary Cataracts.
• Traumatic Cataracts.

Do cataracts make things look dark?

As cataracts become more advanced, they begin to darken with a yellow or brown tinge. This begins to affect night vision and makes certain nighttime activities, such as driving, more difficult.

Can you go blind from cataracts?

Over time, cataracts become worse and start to interfere with vision. Important skills can be affected, such as driving, and loss of vision can affect the overall quality of life in many ways including reading, working, hobbies and sports. If left untreated, cataracts will eventually cause total blindness.

What are black cataracts?

Black cataract is very specific. The lens nucleus has become so hardened, sclerotic and blackened that it has gone beyond what is known as brunescence. Brunescence is a discoloration of the nucleus that occurs as the nucleus becomes sclerotic. Brunescence begins as a yellowing and progresses to orange and brown.

What is black cataract?

Is black cataract curable?

Cataracts are the most common cause of vision loss worldwide, but they are treatable.

Is there a way to differentiate white cataract from other cataracts?

There is a way to differentiate white cataracts during the pre-operative consultation so that you can determine how best to approach the surgery, which techniques to use, and what potential complications are possible. (scroll down for the full video)

Why is my cataract blue in color?

The bluish hue in a white cataract is due to liquified lens cortex, which makes this an intumescent white cataract. This cataract will typically be relatively soft and less dense, but that does not make the surgery easier.

What are the symptoms of cataracts in one eye?

Cataracts can progress at a different rate in each eye, resulting in visual symptoms in one eye and normal vision in the other. You may also notice the following symptoms with cataracts: Light from the sun or a lamp seems too bright or glaring. Your eyes feel more sensitive to light.

Can a cataract cause a white pupil?

Although the majority of cataracts are not visible to the naked eye, there are some instances in which the pupil can appear white because the lens is completely clouded by a very dense cataract. Are There Different Types of Cataracts?